157869729

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{24671}}^1$

素因数の和:24762

約数の個数: 20

約数和(自身を含む): 238824960

約数和(自身を除く): 80955231

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 24671, 74013, 222039, 666117, 1949009, 1998351, 5847027, 17541081, 52623243, 157869729]

約数ペア:

[(1, 157869729), (3, 52623243), (9, 17541081), (27, 5847027), (79, 1998351), (81, 1949009), (237, 666117), (711, 222039), (2133, 74013), (6399, 24671)]