208451724

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1336229}}^1$

素因数の和:1336249

約数の個数: 24

約数和(自身を含む): 523802160

約数和(自身を除く): 315350436

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1336229, 2672458, 4008687, 5344916, 8017374, 16034748, 17370977, 34741954, 52112931, 69483908, 104225862, 208451724]

約数ペア:

[(1, 208451724), (2, 104225862), (3, 69483908), (4, 52112931), (6, 34741954), (12, 17370977), (13, 16034748), (26, 8017374), (39, 5344916), (52, 4008687), (78, 2672458), (156, 1336229)]