65950913

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:597

約数の個数: 24

約数和(自身を含む): 80821440

約数和(自身を除く): 14870527

約数列:

[1, 7, 23, 49, 139, 161, 421, 973, 1127, 2947, 3197, 6811, 9683, 20629, 22379, 58519, 67781, 156653, 409633, 474467, 1345937, 2867431, 9421559, 65950913]

約数ペア:

[(1, 65950913), (7, 9421559), (23, 2867431), (49, 1345937), (139, 474467), (161, 409633), (421, 156653), (973, 67781), (1127, 58519), (2947, 22379), (3197, 20629), (6811, 9683)]