28182375

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 96

約数和(自身を含む): 57238272

約数和(自身を除く): 29055897

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 41, 45, 47, 65, 75, 117, 123, 125, 141, 195, 205, 225, 235, 325, 369, 375, 423, 533, 585, 611, 615, 705, 975, 1025, 1125, 1175, 1599, 1625, 1833, 1845, 1927, 2115, 2665, 2925, 3055, 3075, 3525, 4797, 4875, 5125, 5499, 5781, 5875, 7995, 9165, 9225, 9635, 10575, 13325, 14625, 15275, 15375, 17343, 17625, 23985, 25051, 27495, 28905, 39975, 45825, 46125, 48175, 52875, 66625, 75153, 76375, 86715, 119925, 125255, 137475, 144525, 199875, 225459, 229125, 240875, 375765, 433575, 599625, 626275, 687375, 722625, 1127295, 1878825, 2167875, 3131375, 5636475, 9394125, 28182375]

約数ペア:

[(1, 28182375), (3, 9394125), (5, 5636475), (9, 3131375), (13, 2167875), (15, 1878825), (25, 1127295), (39, 722625), (41, 687375), (45, 626275), (47, 599625), (65, 433575), (75, 375765), (117, 240875), (123, 229125), (125, 225459), (141, 199875), (195, 144525), (205, 137475), (225, 125255), (235, 119925), (325, 86715), (369, 76375), (375, 75153), (423, 66625), (533, 52875), (585, 48175), (611, 46125), (615, 45825), (705, 39975), (975, 28905), (1025, 27495), (1125, 25051), (1175, 23985), (1599, 17625), (1625, 17343), (1833, 15375), (1845, 15275), (1927, 14625), (2115, 13325), (2665, 10575), (2925, 9635), (3055, 9225), (3075, 9165), (3525, 7995), (4797, 5875), (4875, 5781), (5125, 5499)]