2100067575

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{256889}}^1$

素因数の和:257011

約数の個数: 24

約数和(自身を含む): 3503979600

約数和(自身を除く): 1403912025

約数列:

[1, 3, 5, 15, 25, 75, 109, 327, 545, 1635, 2725, 8175, 256889, 770667, 1284445, 3853335, 6422225, 19266675, 28000901, 84002703, 140004505, 420013515, 700022525, 2100067575]

約数ペア:

[(1, 2100067575), (3, 700022525), (5, 420013515), (15, 140004505), (25, 84002703), (75, 28000901), (109, 19266675), (327, 6422225), (545, 3853335), (1635, 1284445), (2725, 770667), (8175, 256889)]