1768149

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:358

約数の個数: 20

約数和(自身を含む): 2683296

約数和(自身を除く): 915147

約数列:

[1, 3, 9, 27, 81, 83, 249, 263, 747, 789, 2241, 2367, 6723, 7101, 21303, 21829, 65487, 196461, 589383, 1768149]

約数ペア:

[(1, 1768149), (3, 589383), (9, 196461), (27, 65487), (81, 21829), (83, 21303), (249, 7101), (263, 6723), (747, 2367), (789, 2241)]