13685945

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4297}}^1$

素因数の和:4329

約数の個数: 24

約数和(自身を含む): 20578824

約数和(自身を除く): 6892879

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 4297, 21485, 30079, 55861, 150395, 210553, 279305, 391027, 1052765, 1955135, 2737189, 13685945]

約数ペア:

[(1, 13685945), (5, 2737189), (7, 1955135), (13, 1052765), (35, 391027), (49, 279305), (65, 210553), (91, 150395), (245, 55861), (455, 30079), (637, 21485), (3185, 4297)]