201981879

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2791}}^1$

素因数の和:2868

約数の個数: 48

約数和(自身を含む): 344957184

約数和(自身を除く): 142975305

約数列:

[1, 3, 9, 11, 17, 33, 43, 51, 99, 129, 153, 187, 387, 473, 561, 731, 1419, 1683, 2193, 2791, 4257, 6579, 8041, 8373, 24123, 25119, 30701, 47447, 72369, 92103, 120013, 142341, 276309, 360039, 427023, 521917, 1080117, 1320143, 1565751, 2040221, 3960429, 4697253, 6120663, 11881287, 18361989, 22442431, 67327293, 201981879]

約数ペア:

[(1, 201981879), (3, 67327293), (9, 22442431), (11, 18361989), (17, 11881287), (33, 6120663), (43, 4697253), (51, 3960429), (99, 2040221), (129, 1565751), (153, 1320143), (187, 1080117), (387, 521917), (473, 427023), (561, 360039), (731, 276309), (1419, 142341), (1683, 120013), (2193, 92103), (2791, 72369), (4257, 47447), (6579, 30701), (8041, 25119), (8373, 24123)]