39115725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2789}}^1$

素因数の和:2830

約数の個数: 48

約数和(自身を含む): 74727360

約数和(自身を除く): 35611635

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 255, 275, 425, 561, 825, 935, 1275, 2789, 2805, 4675, 8367, 13945, 14025, 30679, 41835, 47413, 69725, 92037, 142239, 153395, 209175, 237065, 460185, 521543, 711195, 766975, 1185325, 1564629, 2300925, 2607715, 3555975, 7823145, 13038575, 39115725]

約数ペア:

[(1, 39115725), (3, 13038575), (5, 7823145), (11, 3555975), (15, 2607715), (17, 2300925), (25, 1564629), (33, 1185325), (51, 766975), (55, 711195), (75, 521543), (85, 460185), (165, 237065), (187, 209175), (255, 153395), (275, 142239), (425, 92037), (561, 69725), (825, 47413), (935, 41835), (1275, 30679), (2789, 14025), (2805, 13945), (4675, 8367)]