1680491085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1231129}}^1$

素因数の和:1231157

約数の個数: 32

約数和(自身を含む): 3309277440

約数和(自身を除く): 1628786355

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 1231129, 3693387, 6155645, 8617903, 16004677, 18466935, 25853709, 43089515, 48014031, 80023385, 112032739, 129268545, 240070155, 336098217, 560163695, 1680491085]

約数ペア:

[(1, 1680491085), (3, 560163695), (5, 336098217), (7, 240070155), (13, 129268545), (15, 112032739), (21, 80023385), (35, 48014031), (39, 43089515), (65, 25853709), (91, 18466935), (105, 16004677), (195, 8617903), (273, 6155645), (455, 3693387), (1365, 1231129)]