211370408

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{372131}}^1$

素因数の和:372208

約数の個数: 16

約数和(自身を含む): 401902560

約数和(自身を除く): 190532152

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 372131, 744262, 1488524, 2977048, 26421301, 52842602, 105685204, 211370408]

約数ペア:

[(1, 211370408), (2, 105685204), (4, 52842602), (8, 26421301), (71, 2977048), (142, 1488524), (284, 744262), (568, 372131)]