3987855

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3853}}^1$

素因数の和:3887

約数の個数: 24

約数和(自身を含む): 7214688

約数和(自身を除く): 3226833

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 3853, 11559, 19265, 34677, 57795, 88619, 173385, 265857, 443095, 797571, 1329285, 3987855]

約数ペア:

[(1, 3987855), (3, 1329285), (5, 797571), (9, 443095), (15, 265857), (23, 173385), (45, 88619), (69, 57795), (115, 34677), (207, 19265), (345, 11559), (1035, 3853)]