1900431379

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2617}}^1\times {\mathrm{9431}}^1$

素因数の和:12066

約数の個数: 16

約数和(自身を含む): 2370525696

約数和(自身を除く): 470094317

約数列:

[1, 7, 11, 77, 2617, 9431, 18319, 28787, 66017, 103741, 201509, 726187, 24680927, 172766489, 271490197, 1900431379]

約数ペア:

[(1, 1900431379), (7, 271490197), (11, 172766489), (77, 24680927), (2617, 726187), (9431, 201509), (18319, 103741), (28787, 66017)]