1304217

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 2059200

約数和(自身を除く): 754983

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 263, 551, 789, 1653, 2367, 4959, 4997, 7627, 14991, 22881, 44973, 68643, 144913, 434739, 1304217]

約数ペア:

[(1, 1304217), (3, 434739), (9, 144913), (19, 68643), (29, 44973), (57, 22881), (87, 14991), (171, 7627), (261, 4997), (263, 4959), (551, 2367), (789, 1653)]