4002375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:852

約数の個数: 32

約数和(自身を含む): 7180992

約数和(自身を除く): 3178617

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 821, 975, 1625, 2463, 4105, 4875, 10673, 12315, 20525, 32019, 53365, 61575, 102625, 160095, 266825, 307875, 800475, 1334125, 4002375]

約数ペア:

[(1, 4002375), (3, 1334125), (5, 800475), (13, 307875), (15, 266825), (25, 160095), (39, 102625), (65, 61575), (75, 53365), (125, 32019), (195, 20525), (325, 12315), (375, 10673), (821, 4875), (975, 4105), (1625, 2463)]