13009125

素因数分解:

$3^1\times 5^3\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 21909888

約数和(自身を除く): 8900763

約数列:

[1, 3, 5, 15, 25, 75, 113, 125, 307, 339, 375, 565, 921, 1535, 1695, 2825, 4605, 7675, 8475, 14125, 23025, 34691, 38375, 42375, 104073, 115125, 173455, 520365, 867275, 2601825, 4336375, 13009125]

約数ペア:

[(1, 13009125), (3, 4336375), (5, 2601825), (15, 867275), (25, 520365), (75, 173455), (113, 115125), (125, 104073), (307, 42375), (339, 38375), (375, 34691), (565, 23025), (921, 14125), (1535, 8475), (1695, 7675), (2825, 4605)]