213005512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1566217}}^1$

素因数の和:1566240

約数の個数: 16

約数和(自身を含む): 422878860

約数和(自身を除く): 209873348

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1566217, 3132434, 6264868, 12529736, 26625689, 53251378, 106502756, 213005512]

約数ペア:

[(1, 213005512), (2, 106502756), (4, 53251378), (8, 26625689), (17, 12529736), (34, 6264868), (68, 3132434), (136, 1566217)]