12890276

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7547}}^1$

素因数の和:7619

約数の個数: 24

約数和(自身を含む): 26206656

約数和(自身を除く): 13316380

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 7547, 15094, 30188, 52829, 105658, 211316, 460367, 920734, 1841468, 3222569, 6445138, 12890276]

約数ペア:

[(1, 12890276), (2, 6445138), (4, 3222569), (7, 1841468), (14, 920734), (28, 460367), (61, 211316), (122, 105658), (244, 52829), (427, 30188), (854, 15094), (1708, 7547)]