291212040730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{172314817}}^1$

素因数の和:172314850

約数の個数: 24

約数和(自身を含む): 567605010492

約数和(自身を除く): 276392969762

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 172314817, 344629634, 861574085, 1723148170, 2240092621, 4480185242, 11200463105, 22400926210, 29121204073, 58242408146, 145606020365, 291212040730]

約数ペア:

[(1, 291212040730), (2, 145606020365), (5, 58242408146), (10, 29121204073), (13, 22400926210), (26, 11200463105), (65, 4480185242), (130, 2240092621), (169, 1723148170), (338, 861574085), (845, 344629634), (1690, 172314817)]