642742474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{47351}}^1$

素因数の和:47981

約数の個数: 16

約数和(自身を含む): 1053487296

約数和(自身を除く): 410744822

約数列:

[1, 2, 11, 22, 617, 1234, 6787, 13574, 47351, 94702, 520861, 1041722, 29215567, 58431134, 321371237, 642742474]

約数ペア:

[(1, 642742474), (2, 321371237), (11, 58431134), (22, 29215567), (617, 1041722), (1234, 520861), (6787, 94702), (13574, 47351)]