2087775

素因数分解:

$3^4\times 5^2\times {\mathrm{1031}}^1$

素因数の和:1053

約数の個数: 30

約数和(自身を含む): 3871032

約数和(自身を除く): 1783257

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 1031, 2025, 3093, 5155, 9279, 15465, 25775, 27837, 46395, 77325, 83511, 139185, 231975, 417555, 695925, 2087775]

約数ペア:

[(1, 2087775), (3, 695925), (5, 417555), (9, 231975), (15, 139185), (25, 83511), (27, 77325), (45, 46395), (75, 27837), (81, 25775), (135, 15465), (225, 9279), (405, 5155), (675, 3093), (1031, 2025)]