1268715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 2382336

約数和(自身を除く): 1113621

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 281, 301, 645, 843, 903, 1405, 1505, 1967, 4215, 4515, 5901, 9835, 12083, 29505, 36249, 60415, 84581, 181245, 253743, 422905, 1268715]

約数ペア:

[(1, 1268715), (3, 422905), (5, 253743), (7, 181245), (15, 84581), (21, 60415), (35, 36249), (43, 29505), (105, 12083), (129, 9835), (215, 5901), (281, 4515), (301, 4215), (645, 1967), (843, 1505), (903, 1405)]