90231561

素因数分解:

$3^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2917}}^1$

素因数の和:3421

約数の個数: 24

約数和(自身を含む): 149308224

約数和(自身を除く): 59076663

約数列:

[1, 3, 7, 9, 21, 63, 491, 1473, 2917, 3437, 4419, 8751, 10311, 20419, 26253, 30933, 61257, 183771, 1432247, 4296741, 10025729, 12890223, 30077187, 90231561]

約数ペア:

[(1, 90231561), (3, 30077187), (7, 12890223), (9, 10025729), (21, 4296741), (63, 1432247), (491, 183771), (1473, 61257), (2917, 30933), (3437, 26253), (4419, 20419), (8751, 10311)]