61939969

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 80640000

約数和(自身を除く): 18700031

約数列:

[1, 7, 13, 29, 49, 91, 203, 343, 377, 479, 637, 1421, 2639, 3353, 4459, 6227, 9947, 13891, 18473, 23471, 43589, 97237, 129311, 164297, 180583, 305123, 680659, 1264081, 2135861, 4764613, 8848567, 61939969]

約数ペア:

[(1, 61939969), (7, 8848567), (13, 4764613), (29, 2135861), (49, 1264081), (91, 680659), (203, 305123), (343, 180583), (377, 164297), (479, 129311), (637, 97237), (1421, 43589), (2639, 23471), (3353, 18473), (4459, 13891), (6227, 9947)]