390785874

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1\times {\mathrm{1231}}^1$

素因数の和:1730

約数の個数: 32

約数和(自身を含む): 789524736

約数和(自身を除く): 398738862

約数列:

[1, 2, 3, 6, 157, 314, 337, 471, 674, 942, 1011, 1231, 2022, 2462, 3693, 7386, 52909, 105818, 158727, 193267, 317454, 386534, 414847, 579801, 829694, 1159602, 1244541, 2489082, 65130979, 130261958, 195392937, 390785874]

約数ペア:

[(1, 390785874), (2, 195392937), (3, 130261958), (6, 65130979), (157, 2489082), (314, 1244541), (337, 1159602), (471, 829694), (674, 579801), (942, 414847), (1011, 386534), (1231, 317454), (2022, 193267), (2462, 158727), (3693, 105818), (7386, 52909)]