81294044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{3529}}^1$

素因数の和:3989

約数の個数: 24

約数和(自身を含む): 153597360

約数和(自身を除く): 72303316

約数列:

[1, 2, 4, 13, 26, 52, 443, 886, 1772, 3529, 5759, 7058, 11518, 14116, 23036, 45877, 91754, 183508, 1563347, 3126694, 6253388, 20323511, 40647022, 81294044]

約数ペア:

[(1, 81294044), (2, 40647022), (4, 20323511), (13, 6253388), (26, 3126694), (52, 1563347), (443, 183508), (886, 91754), (1772, 45877), (3529, 23036), (5759, 14116), (7058, 11518)]