18011175

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1$

素因数の和:82

約数の個数: 108

約数和(自身を含む): 38803320

約数和(自身を除く): 20792145

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 29, 35, 39, 49, 65, 75, 87, 91, 105, 145, 147, 169, 175, 195, 203, 245, 273, 325, 377, 435, 455, 507, 525, 609, 637, 725, 735, 845, 975, 1015, 1131, 1183, 1225, 1365, 1421, 1885, 1911, 2175, 2275, 2535, 2639, 3045, 3185, 3549, 3675, 4225, 4263, 4901, 5075, 5655, 5915, 6825, 7105, 7917, 8281, 9425, 9555, 12675, 13195, 14703, 15225, 15925, 17745, 18473, 21315, 24505, 24843, 28275, 29575, 34307, 35525, 39585, 41405, 47775, 55419, 65975, 73515, 88725, 92365, 102921, 106575, 122525, 124215, 171535, 197925, 207025, 240149, 277095, 367575, 461825, 514605, 621075, 720447, 857675, 1200745, 1385475, 2573025, 3602235, 6003725, 18011175]

約数ペア:

[(1, 18011175), (3, 6003725), (5, 3602235), (7, 2573025), (13, 1385475), (15, 1200745), (21, 857675), (25, 720447), (29, 621075), (35, 514605), (39, 461825), (49, 367575), (65, 277095), (75, 240149), (87, 207025), (91, 197925), (105, 171535), (145, 124215), (147, 122525), (169, 106575), (175, 102921), (195, 92365), (203, 88725), (245, 73515), (273, 65975), (325, 55419), (377, 47775), (435, 41405), (455, 39585), (507, 35525), (525, 34307), (609, 29575), (637, 28275), (725, 24843), (735, 24505), (845, 21315), (975, 18473), (1015, 17745), (1131, 15925), (1183, 15225), (1225, 14703), (1365, 13195), (1421, 12675), (1885, 9555), (1911, 9425), (2175, 8281), (2275, 7917), (2535, 7105), (2639, 6825), (3045, 5915), (3185, 5655), (3549, 5075), (3675, 4901), (4225, 4263)]