12969555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 22171968

約数和(自身を除く): 9202413

約数列:

[1, 3, 5, 15, 17, 51, 85, 181, 255, 281, 543, 843, 905, 1405, 2715, 3077, 4215, 4777, 9231, 14331, 15385, 23885, 46155, 50861, 71655, 152583, 254305, 762915, 864637, 2593911, 4323185, 12969555]

約数ペア:

[(1, 12969555), (3, 4323185), (5, 2593911), (15, 864637), (17, 762915), (51, 254305), (85, 152583), (181, 71655), (255, 50861), (281, 46155), (543, 23885), (843, 15385), (905, 14331), (1405, 9231), (2715, 4777), (3077, 4215)]