278364883114

素因数分解:

$2^1\times {\mathrm{809}}^1\times {\mathrm{2113}}^1\times {\mathrm{81421}}^1$

素因数の和:84345

約数の個数: 16

約数和(自身を含む): 418266442440

約数和(自身を除く): 139901559326

約数列:

[1, 2, 809, 1618, 2113, 4226, 81421, 162842, 1709417, 3418834, 65869589, 131739178, 172042573, 344085146, 139182441557, 278364883114]

約数ペア:

[(1, 278364883114), (2, 139182441557), (809, 344085146), (1618, 172042573), (2113, 131739178), (4226, 65869589), (81421, 3418834), (162842, 1709417)]