28457439

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 13844001

約数列:

[1, 3, 17, 29, 51, 71, 87, 213, 271, 493, 813, 1207, 1479, 2059, 3621, 4607, 6177, 7859, 13821, 19241, 23577, 35003, 57723, 105009, 133603, 327097, 400809, 557989, 981291, 1673967, 9485813, 28457439]

約数ペア:

[(1, 28457439), (3, 9485813), (17, 1673967), (29, 981291), (51, 557989), (71, 400809), (87, 327097), (213, 133603), (271, 105009), (493, 57723), (813, 35003), (1207, 23577), (1479, 19241), (2059, 13821), (3621, 7859), (4607, 6177)]