308858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 16

約数和(自身を含む): 514080

約数和(自身を除く): 205222

約数列:

[1, 2, 11, 22, 101, 139, 202, 278, 1111, 1529, 2222, 3058, 14039, 28078, 154429, 308858]

約数ペア:

[(1, 308858), (2, 154429), (11, 28078), (22, 14039), (101, 3058), (139, 2222), (202, 1529), (278, 1111)]