71865855

素因数分解:

$3^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1549}}^1$

素因数の和:2591

約数の個数: 24

約数和(自身を含む): 124768800

約数和(自身を除く): 52902945

約数列:

[1, 3, 5, 9, 15, 45, 1031, 1549, 3093, 4647, 5155, 7745, 9279, 13941, 15465, 23235, 46395, 69705, 1597019, 4791057, 7985095, 14373171, 23955285, 71865855]

約数ペア:

[(1, 71865855), (3, 23955285), (5, 14373171), (9, 7985095), (15, 4791057), (45, 1597019), (1031, 69705), (1549, 46395), (3093, 23235), (4647, 15465), (5155, 13941), (7745, 9279)]