12503985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64123}}^1$

素因数の和:64144

約数の個数: 16

約数和(自身を含む): 21545664

約数和(自身を除く): 9041679

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 64123, 192369, 320615, 833599, 961845, 2500797, 4167995, 12503985]

約数ペア:

[(1, 12503985), (3, 4167995), (5, 2500797), (13, 961845), (15, 833599), (39, 320615), (65, 192369), (195, 64123)]