64779421

素因数分解:

$7^2\times {\mathrm{139}}^1\times {\mathrm{9511}}^1$

素因数の和:9664

約数の個数: 12

約数和(自身を含む): 75905760

約数和(自身を除く): 11126339

約数列:

[1, 7, 49, 139, 973, 6811, 9511, 66577, 466039, 1322029, 9254203, 64779421]

約数ペア:

[(1, 64779421), (7, 9254203), (49, 1322029), (139, 466039), (973, 66577), (6811, 9511)]