27580930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{212161}}^1$

素因数の和:212181

約数の個数: 16

約数和(自身を含む): 53464824

約数和(自身を除く): 25883894

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 212161, 424322, 1060805, 2121610, 2758093, 5516186, 13790465, 27580930]

約数ペア:

[(1, 27580930), (2, 13790465), (5, 5516186), (10, 2758093), (13, 2121610), (26, 1060805), (65, 424322), (130, 212161)]