1898363025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{2693}}^1$

素因数の和:2963

約数の個数: 72

約数和(自身を含む): 3678290616

約数和(自身を除く): 1779927591

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 241, 325, 585, 723, 975, 1205, 2169, 2693, 2925, 3133, 3615, 6025, 8079, 9399, 10845, 13465, 15665, 18075, 24237, 28197, 35009, 40395, 46995, 54225, 67325, 78325, 105027, 121185, 140985, 175045, 201975, 234975, 315081, 525135, 605925, 649013, 704925, 875225, 1575405, 1947039, 2625675, 3245065, 5841117, 7877025, 8437169, 9735195, 16225325, 25311507, 29205585, 42185845, 48675975, 75934521, 126557535, 146027925, 210929225, 379672605, 632787675, 1898363025]

約数ペア:

[(1, 1898363025), (3, 632787675), (5, 379672605), (9, 210929225), (13, 146027925), (15, 126557535), (25, 75934521), (39, 48675975), (45, 42185845), (65, 29205585), (75, 25311507), (117, 16225325), (195, 9735195), (225, 8437169), (241, 7877025), (325, 5841117), (585, 3245065), (723, 2625675), (975, 1947039), (1205, 1575405), (2169, 875225), (2693, 704925), (2925, 649013), (3133, 605925), (3615, 525135), (6025, 315081), (8079, 234975), (9399, 201975), (10845, 175045), (13465, 140985), (15665, 121185), (18075, 105027), (24237, 78325), (28197, 67325), (35009, 54225), (40395, 46995)]