13404875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{9749}}^1$

素因数の和:9775

約数の個数: 16

約数和(自身を含む): 18252000

約数和(自身を除く): 4847125

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 9749, 48745, 107239, 243725, 536195, 1218625, 2680975, 13404875]

約数ペア:

[(1, 13404875), (5, 2680975), (11, 1218625), (25, 536195), (55, 243725), (125, 107239), (275, 48745), (1375, 9749)]