1330882407

素因数分解:

$3^4\times {\mathrm{2357}}^1\times {\mathrm{6971}}^1$

素因数の和:9340

約数の個数: 20

約数和(自身を含む): 1989237096

約数和(自身を除く): 658354689

約数列:

[1, 3, 9, 27, 81, 2357, 6971, 7071, 20913, 21213, 62739, 63639, 188217, 190917, 564651, 16430647, 49291941, 147875823, 443627469, 1330882407]

約数ペア:

[(1, 1330882407), (3, 443627469), (9, 147875823), (27, 49291941), (81, 16430647), (2357, 564651), (6971, 190917), (7071, 188217), (20913, 63639), (21213, 62739)]