13507475

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 17915520

約数和(自身を除く): 4408045

約数列:

[1, 5, 25, 29, 31, 145, 155, 601, 725, 775, 899, 3005, 4495, 15025, 17429, 18631, 22475, 87145, 93155, 435725, 465775, 540299, 2701495, 13507475]

約数ペア:

[(1, 13507475), (5, 2701495), (25, 540299), (29, 465775), (31, 435725), (145, 93155), (155, 87145), (601, 22475), (725, 18631), (775, 17429), (899, 15025), (3005, 4495)]