16690235

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:718

約数の個数: 16

約数和(自身を含む): 20671200

約数和(自身を除く): 3980965

約数列:

[1, 5, 43, 149, 215, 521, 745, 2605, 6407, 22403, 32035, 77629, 112015, 388145, 3338047, 16690235]

約数ペア:

[(1, 16690235), (5, 3338047), (43, 388145), (149, 112015), (215, 77629), (521, 32035), (745, 22403), (2605, 6407)]