665366868

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{132967}}^1$

素因数の和:133116

約数の個数: 36

約数和(自身を含む): 1694012320

約数和(自身を除く): 1028645452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 132967, 265934, 398901, 531868, 797802, 1196703, 1595604, 2393406, 4786812, 18482413, 36964826, 55447239, 73929652, 110894478, 166341717, 221788956, 332683434, 665366868]

約数ペア:

[(1, 665366868), (2, 332683434), (3, 221788956), (4, 166341717), (6, 110894478), (9, 73929652), (12, 55447239), (18, 36964826), (36, 18482413), (139, 4786812), (278, 2393406), (417, 1595604), (556, 1196703), (834, 797802), (1251, 531868), (1668, 398901), (2502, 265934), (5004, 132967)]