12901655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2719}}^1$

素因数の和:2810

約数の個数: 16

約数和(自身を含む): 16907520

約数和(自身を除く): 4005865

約数列:

[1, 5, 13, 65, 73, 365, 949, 2719, 4745, 13595, 35347, 176735, 198487, 992435, 2580331, 12901655]

約数ペア:

[(1, 12901655), (5, 2580331), (13, 992435), (65, 198487), (73, 176735), (365, 35347), (949, 13595), (2719, 4745)]