67778207

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1699}}^1$

素因数の和:1886

約数の個数: 16

約数和(自身を含む): 79968000

約数和(自身を除く): 12189793

約数列:

[1, 7, 41, 139, 287, 973, 1699, 5699, 11893, 39893, 69659, 236161, 487613, 1653127, 9682601, 67778207]

約数ペア:

[(1, 67778207), (7, 9682601), (41, 1653127), (139, 487613), (287, 236161), (973, 69659), (1699, 39893), (5699, 11893)]