7400481

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 12129600

約数和(自身を除く): 4729119

約数列:

[1, 3, 11, 19, 29, 33, 37, 57, 87, 111, 121, 209, 319, 363, 407, 551, 627, 703, 957, 1073, 1221, 1653, 2109, 2299, 3219, 3509, 4477, 6061, 6897, 7733, 10527, 11803, 13431, 18183, 20387, 23199, 35409, 61161, 66671, 85063, 129833, 200013, 224257, 255189, 389499, 672771, 2466827, 7400481]

約数ペア:

[(1, 7400481), (3, 2466827), (11, 672771), (19, 389499), (29, 255189), (33, 224257), (37, 200013), (57, 129833), (87, 85063), (111, 66671), (121, 61161), (209, 35409), (319, 23199), (363, 20387), (407, 18183), (551, 13431), (627, 11803), (703, 10527), (957, 7733), (1073, 6897), (1221, 6061), (1653, 4477), (2109, 3509), (2299, 3219)]