278889242

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{601}}^1\times {\mathrm{3463}}^1$

素因数の和:4133

約数の個数: 16

約数和(自身を含む): 425406912

約数和(自身を除く): 146517670

約数列:

[1, 2, 67, 134, 601, 1202, 3463, 6926, 40267, 80534, 232021, 464042, 2081263, 4162526, 139444621, 278889242]

約数ペア:

[(1, 278889242), (2, 139444621), (67, 4162526), (134, 2081263), (601, 464042), (1202, 232021), (3463, 80534), (6926, 40267)]