418245221954

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{420769841}}^1$

素因数の和:420769921

約数の個数: 16

約数和(自身を含む): 727090286976

約数和(自身を除く): 308845065022

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 420769841, 841539682, 2945388887, 5890777774, 29874658711, 59749317422, 209122610977, 418245221954]

約数ペア:

[(1, 418245221954), (2, 209122610977), (7, 59749317422), (14, 29874658711), (71, 5890777774), (142, 2945388887), (497, 841539682), (994, 420769841)]