2101815

素因数分解:

$3^3\times 5^1\times {\mathrm{15569}}^1$

素因数の和:15583

約数の個数: 16

約数和(自身を含む): 3736800

約数和(自身を除く): 1634985

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 15569, 46707, 77845, 140121, 233535, 420363, 700605, 2101815]

約数ペア:

[(1, 2101815), (3, 700605), (5, 420363), (9, 233535), (15, 140121), (27, 77845), (45, 46707), (135, 15569)]