68276481

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13163}}^1$

素因数の和:13205

約数の個数: 32

約数和(自身を含む): 117949440

約数和(自身を除く): 49672959

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 13163, 39489, 92141, 171119, 250097, 276423, 513357, 750291, 1197833, 1750679, 3251261, 3593499, 5252037, 9753783, 22758827, 68276481]

約数ペア:

[(1, 68276481), (3, 22758827), (7, 9753783), (13, 5252037), (19, 3593499), (21, 3251261), (39, 1750679), (57, 1197833), (91, 750291), (133, 513357), (247, 276423), (273, 250097), (399, 171119), (741, 92141), (1729, 39489), (5187, 13163)]