1961566255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1\times {\mathrm{941}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 2597930496

約数和(自身を除く): 636364241

約数列:

[1, 5, 11, 55, 151, 251, 755, 941, 1255, 1661, 2761, 4705, 8305, 10351, 13805, 37901, 51755, 142091, 189505, 236191, 416911, 710455, 1180955, 1563001, 2084555, 2598101, 7815005, 12990505, 35664841, 178324205, 392313251, 1961566255]

約数ペア:

[(1, 1961566255), (5, 392313251), (11, 178324205), (55, 35664841), (151, 12990505), (251, 7815005), (755, 2598101), (941, 2084555), (1255, 1563001), (1661, 1180955), (2761, 710455), (4705, 416911), (8305, 236191), (10351, 189505), (13805, 142091), (37901, 51755)]