870540671

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 1187092032

約数和(自身を除く): 316551361

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 173, 457, 847, 1001, 1211, 1573, 1903, 2249, 3199, 5027, 5941, 11011, 13321, 15743, 20933, 24739, 35189, 41587, 55297, 65351, 79061, 146531, 173173, 272129, 387079, 457457, 553427, 718861, 869671, 1027793, 1904903, 5032027, 6087697, 7194551, 9566381, 11305723, 66964667, 79140061, 124362953, 870540671]

約数ペア:

[(1, 870540671), (7, 124362953), (11, 79140061), (13, 66964667), (77, 11305723), (91, 9566381), (121, 7194551), (143, 6087697), (173, 5032027), (457, 1904903), (847, 1027793), (1001, 869671), (1211, 718861), (1573, 553427), (1903, 457457), (2249, 387079), (3199, 272129), (5027, 173173), (5941, 146531), (11011, 79061), (13321, 65351), (15743, 55297), (20933, 41587), (24739, 35189)]