1277069942

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{2131}}^1\times {\mathrm{2749}}^1$

素因数の和:4991

約数の個数: 16

約数和(自身を含む): 1934790000

約数和(自身を除く): 657720058

約数列:

[1, 2, 109, 218, 2131, 2749, 4262, 5498, 232279, 299641, 464558, 599282, 5858119, 11716238, 638534971, 1277069942]

約数ペア:

[(1, 1277069942), (2, 638534971), (109, 11716238), (218, 5858119), (2131, 599282), (2749, 464558), (4262, 299641), (5498, 232279)]