216874510

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{65521}}^1$

素因数の和:65859

約数の個数: 16

約数和(自身を含む): 391559472

約数和(自身を除く): 174684962

約数列:

[1, 2, 5, 10, 331, 662, 1655, 3310, 65521, 131042, 327605, 655210, 21687451, 43374902, 108437255, 216874510]

約数ペア:

[(1, 216874510), (2, 108437255), (5, 43374902), (10, 21687451), (331, 655210), (662, 327605), (1655, 131042), (3310, 65521)]