2081775

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 3531024

約数和(自身を除く): 1449249

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 677, 1025, 2031, 3075, 3385, 10155, 16925, 27757, 50775, 83271, 138785, 416355, 693925, 2081775]

約数ペア:

[(1, 2081775), (3, 693925), (5, 416355), (15, 138785), (25, 83271), (41, 50775), (75, 27757), (123, 16925), (205, 10155), (615, 3385), (677, 3075), (1025, 2031)]