31337828

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 55742400

約数和(自身を除く): 24404572

約数列:

[1, 2, 4, 139, 157, 278, 314, 359, 556, 628, 718, 1436, 21823, 43646, 49901, 56363, 87292, 99802, 112726, 199604, 225452, 7834457, 15668914, 31337828]

約数ペア:

[(1, 31337828), (2, 15668914), (4, 7834457), (139, 225452), (157, 199604), (278, 112726), (314, 99802), (359, 87292), (556, 56363), (628, 49901), (718, 43646), (1436, 21823)]