211320728

素因数分解:

$2^3\times {\mathrm{1579}}^1\times {\mathrm{16729}}^1$

素因数の和:18314

約数の個数: 16

約数和(自身を含む): 396501000

約数和(自身を除く): 185180272

約数列:

[1, 2, 4, 8, 1579, 3158, 6316, 12632, 16729, 33458, 66916, 133832, 26415091, 52830182, 105660364, 211320728]

約数ペア:

[(1, 211320728), (2, 105660364), (4, 52830182), (8, 26415091), (1579, 133832), (3158, 66916), (6316, 33458), (12632, 16729)]