38993955

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:106

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 48097245

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 49, 53, 55, 65, 77, 91, 105, 143, 147, 159, 165, 195, 231, 245, 265, 273, 343, 371, 385, 429, 455, 539, 583, 637, 689, 715, 735, 795, 1001, 1029, 1113, 1155, 1365, 1617, 1715, 1749, 1855, 1911, 2067, 2145, 2597, 2695, 2915, 3003, 3185, 3445, 3773, 4081, 4459, 4823, 5005, 5145, 5565, 7007, 7579, 7791, 8085, 8745, 9555, 10335, 11319, 12243, 12985, 13377, 14469, 15015, 18179, 18865, 20405, 21021, 22295, 22737, 24115, 28567, 33761, 35035, 37895, 38955, 49049, 53053, 54537, 56595, 61215, 66885, 72345, 85701, 90895, 101283, 105105, 113685, 142835, 147147, 159159, 168805, 199969, 236327, 245245, 265265, 272685, 371371, 428505, 506415, 599907, 708981, 735735, 795795, 999845, 1114113, 1181635, 1856855, 2599597, 2999535, 3544905, 5570565, 7798791, 12997985, 38993955]

約数ペア:

[(1, 38993955), (3, 12997985), (5, 7798791), (7, 5570565), (11, 3544905), (13, 2999535), (15, 2599597), (21, 1856855), (33, 1181635), (35, 1114113), (39, 999845), (49, 795795), (53, 735735), (55, 708981), (65, 599907), (77, 506415), (91, 428505), (105, 371371), (143, 272685), (147, 265265), (159, 245245), (165, 236327), (195, 199969), (231, 168805), (245, 159159), (265, 147147), (273, 142835), (343, 113685), (371, 105105), (385, 101283), (429, 90895), (455, 85701), (539, 72345), (583, 66885), (637, 61215), (689, 56595), (715, 54537), (735, 53053), (795, 49049), (1001, 38955), (1029, 37895), (1113, 35035), (1155, 33761), (1365, 28567), (1617, 24115), (1715, 22737), (1749, 22295), (1855, 21021), (1911, 20405), (2067, 18865), (2145, 18179), (2597, 15015), (2695, 14469), (2915, 13377), (3003, 12985), (3185, 12243), (3445, 11319), (3773, 10335), (4081, 9555), (4459, 8745), (4823, 8085), (5005, 7791), (5145, 7579), (5565, 7007)]