78459993

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{6991}}^1$

素因数の和:7069

約数の個数: 24

約数和(自身を含む): 119982720

約数和(自身を除く): 41522727

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 3741, 6991, 11223, 20973, 62919, 202739, 300613, 608217, 901839, 1824651, 2705517, 8717777, 26153331, 78459993]

約数ペア:

[(1, 78459993), (3, 26153331), (9, 8717777), (29, 2705517), (43, 1824651), (87, 901839), (129, 608217), (261, 300613), (387, 202739), (1247, 62919), (3741, 20973), (6991, 11223)]