81666585

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:93

約数の個数: 192

約数和(自身を含む): 199180800

約数和(自身を除く): 117514215

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 33, 35, 37, 39, 45, 49, 55, 63, 65, 77, 91, 99, 105, 111, 117, 143, 147, 165, 185, 195, 231, 245, 259, 273, 315, 333, 343, 385, 407, 429, 441, 455, 481, 495, 539, 555, 585, 637, 693, 715, 735, 777, 819, 1001, 1029, 1155, 1221, 1287, 1295, 1365, 1443, 1617, 1665, 1715, 1813, 1911, 2035, 2145, 2205, 2331, 2405, 2695, 2849, 3003, 3087, 3185, 3367, 3465, 3663, 3773, 3885, 4095, 4329, 4459, 4851, 5005, 5145, 5291, 5439, 5733, 6105, 6435, 7007, 7215, 8085, 8547, 9009, 9065, 9555, 10101, 11319, 11655, 12691, 13377, 14245, 15015, 15435, 15873, 16317, 16835, 18315, 18865, 19943, 21021, 21645, 22295, 23569, 24255, 25641, 26455, 27195, 28665, 30303, 33957, 35035, 37037, 38073, 40131, 42735, 45045, 47619, 49049, 50505, 56595, 59829, 63063, 63455, 66885, 70707, 79365, 81585, 99715, 105105, 111111, 114219, 117845, 128205, 139601, 147147, 151515, 164983, 169785, 179487, 185185, 190365, 200655, 212121, 238095, 245245, 259259, 299145, 315315, 333333, 353535, 418803, 441441, 494949, 555555, 571095, 698005, 735735, 777777, 824915, 897435, 1060605, 1256409, 1296295, 1484847, 1666665, 1814813, 2094015, 2207205, 2333331, 2474745, 3888885, 5444439, 6282045, 7424235, 9074065, 11666655, 16333317, 27222195, 81666585]

約数ペア:

[(1, 81666585), (3, 27222195), (5, 16333317), (7, 11666655), (9, 9074065), (11, 7424235), (13, 6282045), (15, 5444439), (21, 3888885), (33, 2474745), (35, 2333331), (37, 2207205), (39, 2094015), (45, 1814813), (49, 1666665), (55, 1484847), (63, 1296295), (65, 1256409), (77, 1060605), (91, 897435), (99, 824915), (105, 777777), (111, 735735), (117, 698005), (143, 571095), (147, 555555), (165, 494949), (185, 441441), (195, 418803), (231, 353535), (245, 333333), (259, 315315), (273, 299145), (315, 259259), (333, 245245), (343, 238095), (385, 212121), (407, 200655), (429, 190365), (441, 185185), (455, 179487), (481, 169785), (495, 164983), (539, 151515), (555, 147147), (585, 139601), (637, 128205), (693, 117845), (715, 114219), (735, 111111), (777, 105105), (819, 99715), (1001, 81585), (1029, 79365), (1155, 70707), (1221, 66885), (1287, 63455), (1295, 63063), (1365, 59829), (1443, 56595), (1617, 50505), (1665, 49049), (1715, 47619), (1813, 45045), (1911, 42735), (2035, 40131), (2145, 38073), (2205, 37037), (2331, 35035), (2405, 33957), (2695, 30303), (2849, 28665), (3003, 27195), (3087, 26455), (3185, 25641), (3367, 24255), (3465, 23569), (3663, 22295), (3773, 21645), (3885, 21021), (4095, 19943), (4329, 18865), (4459, 18315), (4851, 16835), (5005, 16317), (5145, 15873), (5291, 15435), (5439, 15015), (5733, 14245), (6105, 13377), (6435, 12691), (7007, 11655), (7215, 11319), (8085, 10101), (8547, 9555), (9009, 9065)]