2971784378

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{128393}}^1$

素因数の和:128629

約数の個数: 16

約数和(自身を含む): 4548229056

約数和(自身を除く): 1576444678

約数列:

[1, 2, 71, 142, 163, 326, 11573, 23146, 128393, 256786, 9115903, 18231806, 20928059, 41856118, 1485892189, 2971784378]

約数ペア:

[(1, 2971784378), (2, 1485892189), (71, 41856118), (142, 20928059), (163, 18231806), (326, 9115903), (11573, 256786), (23146, 128393)]