2170025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 3166464

約数和(自身を除く): 996439

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 607, 715, 3035, 3575, 6677, 7891, 15175, 33385, 39455, 86801, 166925, 197275, 434005, 2170025]

約数ペア:

[(1, 2170025), (5, 434005), (11, 197275), (13, 166925), (25, 86801), (55, 39455), (65, 33385), (143, 15175), (275, 7891), (325, 6677), (607, 3575), (715, 3035)]