68391290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{621739}}^1$

素因数の和:621757

約数の個数: 16

約数和(自身を含む): 134295840

約数和(自身を除く): 65904550

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 621739, 1243478, 3108695, 6217390, 6839129, 13678258, 34195645, 68391290]

約数ペア:

[(1, 68391290), (2, 34195645), (5, 13678258), (10, 6839129), (11, 6217390), (22, 3108695), (55, 1243478), (110, 621739)]