128469718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{18233}}^1$

素因数の和:18519

約数の個数: 16

約数和(自身を含む): 208305216

約数和(自身を除く): 79835498

約数列:

[1, 2, 13, 26, 271, 542, 3523, 7046, 18233, 36466, 237029, 474058, 4941143, 9882286, 64234859, 128469718]

約数ペア:

[(1, 128469718), (2, 64234859), (13, 9882286), (26, 4941143), (271, 474058), (542, 237029), (3523, 36466), (7046, 18233)]