30815991

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{13751}}^1$

素因数の和:13843

約数の個数: 16

約数和(自身を含む): 46206720

約数和(自身を除く): 15390729

約数列:

[1, 3, 9, 27, 83, 249, 747, 2241, 13751, 41253, 123759, 371277, 1141333, 3423999, 10271997, 30815991]

約数ペア:

[(1, 30815991), (3, 10271997), (9, 3423999), (27, 1141333), (83, 371277), (249, 123759), (747, 41253), (2241, 13751)]