15855125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:926

約数の個数: 32

約数和(自身を含む): 23272704

約数和(自身を除く): 7417579

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 715, 887, 1375, 1625, 3575, 4435, 9757, 11531, 17875, 22175, 48785, 57655, 110875, 126841, 243925, 288275, 634205, 1219625, 1441375, 3171025, 15855125]

約数ペア:

[(1, 15855125), (5, 3171025), (11, 1441375), (13, 1219625), (25, 634205), (55, 288275), (65, 243925), (125, 126841), (143, 110875), (275, 57655), (325, 48785), (715, 22175), (887, 17875), (1375, 11531), (1625, 9757), (3575, 4435)]