217425352

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{249341}}^1$

素因数の和:249456

約数の個数: 16

約数和(自身を含む): 411414300

約数和(自身を除く): 193988948

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 249341, 498682, 997364, 1994728, 27178169, 54356338, 108712676, 217425352]

約数ペア:

[(1, 217425352), (2, 108712676), (4, 54356338), (8, 27178169), (109, 1994728), (218, 997364), (436, 498682), (872, 249341)]