81612693

素因数分解:

$3^2\times {\mathrm{61}}^2\times {\mathrm{2437}}^1$

素因数の和:2565

約数の個数: 18

約数和(自身を含む): 119898402

約数和(自身を除く): 38285709

約数列:

[1, 3, 9, 61, 183, 549, 2437, 3721, 7311, 11163, 21933, 33489, 148657, 445971, 1337913, 9068077, 27204231, 81612693]

約数ペア:

[(1, 81612693), (3, 27204231), (9, 9068077), (61, 1337913), (183, 445971), (549, 148657), (2437, 33489), (3721, 21933), (7311, 11163)]