81425359

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 95800320

約数和(自身を除く): 14374961

約数列:

[1, 17, 23, 29, 43, 167, 391, 493, 667, 731, 989, 1247, 2839, 3841, 4843, 7181, 11339, 16813, 21199, 28681, 65297, 82331, 111389, 122077, 165163, 208249, 487577, 1893613, 2807771, 3540233, 4789727, 81425359]

約数ペア:

[(1, 81425359), (17, 4789727), (23, 3540233), (29, 2807771), (43, 1893613), (167, 487577), (391, 208249), (493, 165163), (667, 122077), (731, 111389), (989, 82331), (1247, 65297), (2839, 28681), (3841, 21199), (4843, 16813), (7181, 11339)]