12720294

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{2287}}^1$

素因数の和:2401

約数の個数: 32

約数和(自身を含む): 28554240

約数和(自身を除く): 15833946

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 206, 309, 618, 927, 1854, 2287, 2781, 4574, 5562, 6861, 13722, 20583, 41166, 61749, 123498, 235561, 471122, 706683, 1413366, 2120049, 4240098, 6360147, 12720294]

約数ペア:

[(1, 12720294), (2, 6360147), (3, 4240098), (6, 2120049), (9, 1413366), (18, 706683), (27, 471122), (54, 235561), (103, 123498), (206, 61749), (309, 41166), (618, 20583), (927, 13722), (1854, 6861), (2287, 5562), (2781, 4574)]