242555715

素因数分解:

$3^4\times 5^1\times {\mathrm{598903}}^1$

素因数の和:598920

約数の個数: 20

約数和(自身を含む): 434804304

約数和(自身を除く): 192248589

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 598903, 1796709, 2994515, 5390127, 8983545, 16170381, 26950635, 48511143, 80851905, 242555715]

約数ペア:

[(1, 242555715), (3, 80851905), (5, 48511143), (9, 26950635), (15, 16170381), (27, 8983545), (45, 5390127), (81, 2994515), (135, 1796709), (405, 598903)]