870864897

素因数分解:

$3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 1378615680

約数和(自身を除く): 507750783

約数列:

[1, 3, 7, 21, 49, 103, 113, 147, 309, 339, 509, 721, 791, 1527, 2163, 2373, 3563, 5047, 5537, 10689, 11639, 15141, 16611, 24941, 34917, 52427, 57517, 74823, 81473, 157281, 172551, 244419, 366989, 402619, 570311, 1100967, 1207857, 1710933, 2568923, 2818333, 5924251, 7706769, 8454999, 17772753, 41469757, 124409271, 290288299, 870864897]

約数ペア:

[(1, 870864897), (3, 290288299), (7, 124409271), (21, 41469757), (49, 17772753), (103, 8454999), (113, 7706769), (147, 5924251), (309, 2818333), (339, 2568923), (509, 1710933), (721, 1207857), (791, 1100967), (1527, 570311), (2163, 402619), (2373, 366989), (3563, 244419), (5047, 172551), (5537, 157281), (10689, 81473), (11639, 74823), (15141, 57517), (16611, 52427), (24941, 34917)]