31185375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{6397}}^1$

素因数の和:6428

約数の個数: 32

約数和(自身を含む): 55892928

約数和(自身を除く): 24707553

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4875, 6397, 19191, 31985, 83161, 95955, 159925, 249483, 415805, 479775, 799625, 1247415, 2079025, 2398875, 6237075, 10395125, 31185375]

約数ペア:

[(1, 31185375), (3, 10395125), (5, 6237075), (13, 2398875), (15, 2079025), (25, 1247415), (39, 799625), (65, 479775), (75, 415805), (125, 249483), (195, 159925), (325, 95955), (375, 83161), (975, 31985), (1625, 19191), (4875, 6397)]