31456917

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{4679}}^1$

素因数の和:4774

約数の個数: 20

約数和(自身を含む): 47567520

約数和(自身を除く): 16110603

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 4679, 6723, 14037, 42111, 126333, 378999, 388357, 1165071, 3495213, 10485639, 31456917]

約数ペア:

[(1, 31456917), (3, 10485639), (9, 3495213), (27, 1165071), (81, 388357), (83, 378999), (249, 126333), (747, 42111), (2241, 14037), (4679, 6723)]