408980918

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1\times {\mathrm{2111}}^1$

素因数の和:2887

約数の個数: 16

約数和(自身を含む): 618672384

約数和(自身を除く): 209691466

約数列:

[1, 2, 157, 314, 617, 1234, 2111, 4222, 96869, 193738, 331427, 662854, 1302487, 2604974, 204490459, 408980918]

約数ペア:

[(1, 408980918), (2, 204490459), (157, 2604974), (314, 1302487), (617, 662854), (1234, 331427), (2111, 193738), (4222, 96869)]