19922175

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:182

約数の個数: 108

約数和(自身を含む): 45023160

約数和(自身を除く): 25100985

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 49, 63, 65, 75, 91, 105, 117, 139, 147, 175, 195, 225, 245, 273, 315, 325, 417, 441, 455, 525, 585, 637, 695, 735, 819, 973, 975, 1225, 1251, 1365, 1575, 1807, 1911, 2085, 2205, 2275, 2919, 2925, 3185, 3475, 3675, 4095, 4865, 5421, 5733, 6255, 6811, 6825, 8757, 9035, 9555, 10425, 11025, 12649, 14595, 15925, 16263, 20433, 20475, 24325, 27105, 28665, 31275, 34055, 37947, 43785, 45175, 47775, 61299, 63245, 72975, 81315, 88543, 102165, 113841, 135525, 143325, 170275, 189735, 218925, 265629, 306495, 316225, 406575, 442715, 510825, 569205, 796887, 948675, 1328145, 1532475, 2213575, 2846025, 3984435, 6640725, 19922175]

約数ペア:

[(1, 19922175), (3, 6640725), (5, 3984435), (7, 2846025), (9, 2213575), (13, 1532475), (15, 1328145), (21, 948675), (25, 796887), (35, 569205), (39, 510825), (45, 442715), (49, 406575), (63, 316225), (65, 306495), (75, 265629), (91, 218925), (105, 189735), (117, 170275), (139, 143325), (147, 135525), (175, 113841), (195, 102165), (225, 88543), (245, 81315), (273, 72975), (315, 63245), (325, 61299), (417, 47775), (441, 45175), (455, 43785), (525, 37947), (585, 34055), (637, 31275), (695, 28665), (735, 27105), (819, 24325), (973, 20475), (975, 20433), (1225, 16263), (1251, 15925), (1365, 14595), (1575, 12649), (1807, 11025), (1911, 10425), (2085, 9555), (2205, 9035), (2275, 8757), (2919, 6825), (2925, 6811), (3185, 6255), (3475, 5733), (3675, 5421), (4095, 4865)]