8146125

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 15842736

約数和(自身を除く): 7696611

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 557, 585, 975, 1125, 1625, 1671, 2785, 2925, 4875, 5013, 7241, 8355, 13925, 14625, 21723, 25065, 36205, 41775, 65169, 69625, 108615, 125325, 181025, 208875, 325845, 543075, 626625, 905125, 1629225, 2715375, 8146125]

約数ペア:

[(1, 8146125), (3, 2715375), (5, 1629225), (9, 905125), (13, 626625), (15, 543075), (25, 325845), (39, 208875), (45, 181025), (65, 125325), (75, 108615), (117, 69625), (125, 65169), (195, 41775), (225, 36205), (325, 25065), (375, 21723), (557, 14625), (585, 13925), (975, 8355), (1125, 7241), (1625, 5013), (1671, 4875), (2785, 2925)]