12561255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{39877}}^1$

素因数の和:39895

約数の個数: 24

約数和(自身を含む): 24883872

約数和(自身を除く): 12322617

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 39877, 119631, 199385, 279139, 358893, 598155, 837417, 1395695, 1794465, 2512251, 4187085, 12561255]

約数ペア:

[(1, 12561255), (3, 4187085), (5, 2512251), (7, 1794465), (9, 1395695), (15, 837417), (21, 598155), (35, 358893), (45, 279139), (63, 199385), (105, 119631), (315, 39877)]