71365707

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3947}}^1$

素因数の和:4008

約数の個数: 36

約数和(自身を含む): 122869656

約数和(自身を除く): 51503949

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 369, 441, 861, 2009, 2583, 3947, 6027, 11841, 18081, 27629, 35523, 82887, 161827, 193403, 248661, 485481, 580209, 1132789, 1456443, 1740627, 3398367, 7929523, 10195101, 23788569, 71365707]

約数ペア:

[(1, 71365707), (3, 23788569), (7, 10195101), (9, 7929523), (21, 3398367), (41, 1740627), (49, 1456443), (63, 1132789), (123, 580209), (147, 485481), (287, 248661), (369, 193403), (441, 161827), (861, 82887), (2009, 35523), (2583, 27629), (3947, 18081), (6027, 11841)]