12215853

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{1289}}^1$

素因数の和:1320

約数の個数: 28

約数和(自身を含む): 19739580

約数和(自身を除く): 7523727

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 1289, 3159, 3867, 9477, 11601, 16757, 34803, 50271, 104409, 150813, 313227, 452439, 939681, 1357317, 4071951, 12215853]

約数ペア:

[(1, 12215853), (3, 4071951), (9, 1357317), (13, 939681), (27, 452439), (39, 313227), (81, 150813), (117, 104409), (243, 50271), (351, 34803), (729, 16757), (1053, 11601), (1289, 9477), (3159, 3867)]