1640607073

素因数分解:

$7^3\times {\mathrm{367}}^1\times {\mathrm{13033}}^1$

素因数の和:13421

約数の個数: 16

約数和(自身を含む): 1918604800

約数和(自身を除く): 277997727

約数列:

[1, 7, 49, 343, 367, 2569, 13033, 17983, 91231, 125881, 638617, 4470319, 4783111, 33481777, 234372439, 1640607073]

約数ペア:

[(1, 1640607073), (7, 234372439), (49, 33481777), (343, 4783111), (367, 4470319), (2569, 638617), (13033, 125881), (17983, 91231)]