205989654

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2640893}}^1$

素因数の和:2640911

約数の個数: 16

約数和(自身を含む): 443670192

約数和(自身を除く): 237680538

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2640893, 5281786, 7922679, 15845358, 34331609, 68663218, 102994827, 205989654]

約数ペア:

[(1, 205989654), (2, 102994827), (3, 68663218), (6, 34331609), (13, 15845358), (26, 7922679), (39, 5281786), (78, 2640893)]