426879999

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{2237}}^1$

素因数の和:2496

約数の個数: 48

約数和(自身を含む): 762495552

約数和(自身を除く): 335615553

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 233, 273, 699, 819, 1631, 2097, 2237, 3029, 4893, 6711, 9087, 14679, 15659, 20133, 21203, 27261, 29081, 46977, 63609, 87243, 140931, 190827, 203567, 261729, 521221, 610701, 1563663, 1832103, 3648547, 4690989, 6775873, 10945641, 20327619, 32836923, 47431111, 60982857, 142293333, 426879999]

約数ペア:

[(1, 426879999), (3, 142293333), (7, 60982857), (9, 47431111), (13, 32836923), (21, 20327619), (39, 10945641), (63, 6775873), (91, 4690989), (117, 3648547), (233, 1832103), (273, 1563663), (699, 610701), (819, 521221), (1631, 261729), (2097, 203567), (2237, 190827), (3029, 140931), (4893, 87243), (6711, 63609), (9087, 46977), (14679, 29081), (15659, 27261), (20133, 21203)]