1285366916

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{2311811}}^1$

素因数の和:2311954

約数の個数: 12

約数和(自身を含む): 2265575760

約数和(自身を除く): 980208844

約数列:

[1, 2, 4, 139, 278, 556, 2311811, 4623622, 9247244, 321341729, 642683458, 1285366916]

約数ペア:

[(1, 1285366916), (2, 642683458), (4, 321341729), (139, 9247244), (278, 4623622), (556, 2311811)]