313381649

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{21617}}^1$

素因数の和:21752

約数の個数: 16

約数和(自身を含む): 380476800

約数和(自身を除く): 67095151

約数列:

[1, 7, 19, 109, 133, 763, 2071, 14497, 21617, 151319, 410723, 2356253, 2875061, 16493771, 44768807, 313381649]

約数ペア:

[(1, 313381649), (7, 44768807), (19, 16493771), (109, 2875061), (133, 2356253), (763, 410723), (2071, 151319), (14497, 21617)]