2891972167

素因数分解:

$7^1\times {\mathrm{617}}^1\times {\mathrm{661}}^1\times {\mathrm{1013}}^1$

素因数の和:2298

約数の個数: 16

約数和(自身を含む): 3318748992

約数和(自身を除く): 426776825

約数列:

[1, 7, 617, 661, 1013, 4319, 4627, 7091, 407837, 625021, 669593, 2854859, 4375147, 4687151, 413138881, 2891972167]

約数ペア:

[(1, 2891972167), (7, 413138881), (617, 4687151), (661, 4375147), (1013, 2854859), (4319, 669593), (4627, 625021), (7091, 407837)]