290420845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{406183}}^1$

素因数の和:406212

約数の個数: 16

約数和(自身を含む): 409433472

約数和(自身を除く): 119012627

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 406183, 2030915, 4468013, 5280379, 22340065, 26401895, 58084169, 290420845]

約数ペア:

[(1, 290420845), (5, 58084169), (11, 26401895), (13, 22340065), (55, 5280379), (65, 4468013), (143, 2030915), (715, 406183)]