13520175

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2539}}^1$

素因数の和:2623

約数の個数: 24

約数和(自身を含む): 22677120

約数和(自身を除く): 9156945

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 2539, 5325, 7617, 12695, 38085, 63475, 180269, 190425, 540807, 901345, 2704035, 4506725, 13520175]

約数ペア:

[(1, 13520175), (3, 4506725), (5, 2704035), (15, 901345), (25, 540807), (71, 190425), (75, 180269), (213, 63475), (355, 38085), (1065, 12695), (1775, 7617), (2539, 5325)]