3886025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 5666304

約数和(自身を除く): 1780279

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 1087, 3575, 5435, 11957, 14131, 27175, 59785, 70655, 155441, 298925, 353275, 777205, 3886025]

約数ペア:

[(1, 3886025), (5, 777205), (11, 353275), (13, 298925), (25, 155441), (55, 70655), (65, 59785), (143, 27175), (275, 14131), (325, 11957), (715, 5435), (1087, 3575)]