90791463838

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1\times {\mathrm{687179}}^1$

素因数の和:689343

約数の個数: 16

約数和(自身を含む): 140646504960

約数和(自身を除く): 49855041122

約数列:

[1, 2, 31, 62, 2131, 4262, 66061, 132122, 687179, 1374358, 21302549, 42605098, 1464378449, 2928756898, 45395731919, 90791463838]

約数ペア:

[(1, 90791463838), (2, 45395731919), (31, 2928756898), (62, 1464378449), (2131, 42605098), (4262, 21302549), (66061, 1374358), (132122, 687179)]