393789311

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{2693}}^1$

素因数の和:2866

約数の個数: 16

約数和(自身を含む): 418970880

約数和(自身を除く): 25181569

約数列:

[1, 31, 53, 89, 1643, 2693, 2759, 4717, 83483, 142729, 146227, 239677, 4424599, 7429987, 12702881, 393789311]

約数ペア:

[(1, 393789311), (31, 12702881), (53, 7429987), (89, 4424599), (1643, 239677), (2693, 146227), (2759, 142729), (4717, 83483)]