858364415

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{21739}}^1$

素因数の和:21946

約数の個数: 16

約数和(自身を含む): 1056564000

約数和(自身を除く): 198199585

約数列:

[1, 5, 53, 149, 265, 745, 7897, 21739, 39485, 108695, 1152167, 3239111, 5760835, 16195555, 171672883, 858364415]

約数ペア:

[(1, 858364415), (5, 171672883), (53, 16195555), (149, 5760835), (265, 3239111), (745, 1152167), (7897, 108695), (21739, 39485)]