31997727

素因数分解:

$3^3\times {\mathrm{977}}^1\times {\mathrm{1213}}^1$

素因数の和:2199

約数の個数: 16

約数和(自身を含む): 47491680

約数和(自身を除く): 15493953

約数列:

[1, 3, 9, 27, 977, 1213, 2931, 3639, 8793, 10917, 26379, 32751, 1185101, 3555303, 10665909, 31997727]

約数ペア:

[(1, 31997727), (3, 10665909), (9, 3555303), (27, 1185101), (977, 32751), (1213, 26379), (2931, 10917), (3639, 8793)]