68961963

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{24691}}^1$

素因数の和:24727

約数の個数: 24

約数和(自身を含む): 112595520

約数和(自身を除く): 43633557

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 24691, 74073, 172837, 469129, 518511, 1209859, 1407387, 3283903, 3629577, 9851709, 22987321, 68961963]

約数ペア:

[(1, 68961963), (3, 22987321), (7, 9851709), (19, 3629577), (21, 3283903), (49, 1407387), (57, 1209859), (133, 518511), (147, 469129), (399, 172837), (931, 74073), (2793, 24691)]