27238401

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 40743144

約数和(自身を除く): 13504743

約数列:

[1, 3, 9, 37, 111, 157, 333, 471, 521, 1413, 1563, 4689, 5809, 17427, 19277, 52281, 57831, 81797, 173493, 245391, 736173, 3026489, 9079467, 27238401]

約数ペア:

[(1, 27238401), (3, 9079467), (9, 3026489), (37, 736173), (111, 245391), (157, 173493), (333, 81797), (471, 57831), (521, 52281), (1413, 19277), (1563, 17427), (4689, 5809)]