1285663887

素因数分解:

$3^3\times {\mathrm{379}}^1\times {\mathrm{125639}}^1$

素因数の和:126027

約数の個数: 16

約数和(自身を含む): 1909728000

約数和(自身を除く): 624064113

約数列:

[1, 3, 9, 27, 379, 1137, 3411, 10233, 125639, 376917, 1130751, 3392253, 47617181, 142851543, 428554629, 1285663887]

約数ペア:

[(1, 1285663887), (3, 428554629), (9, 142851543), (27, 47617181), (379, 3392253), (1137, 1130751), (3411, 376917), (10233, 125639)]