780690542

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1\times {\mathrm{11057}}^1$

素因数の和:11923

約数の個数: 16

約数和(自身を含む): 1199837232

約数和(自身を除く): 419146690

約数列:

[1, 2, 43, 86, 821, 1642, 11057, 22114, 35303, 70606, 475451, 950902, 9077797, 18155594, 390345271, 780690542]

約数ペア:

[(1, 780690542), (2, 390345271), (43, 18155594), (86, 9077797), (821, 950902), (1642, 475451), (11057, 70606), (22114, 35303)]