6421025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{859}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 8957760

約数和(自身を除く): 2536735

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 859, 1495, 4295, 7475, 11167, 19757, 21475, 55835, 98785, 256841, 279175, 493925, 1284205, 6421025]

約数ペア:

[(1, 6421025), (5, 1284205), (13, 493925), (23, 279175), (25, 256841), (65, 98785), (115, 55835), (299, 21475), (325, 19757), (575, 11167), (859, 7475), (1495, 4295)]