291211485

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1\times {\mathrm{643}}^1$

素因数の和:1037

約数の個数: 32

約数和(自身を含む): 472644480

約数和(自身を除く): 181432995

約数列:

[1, 3, 5, 15, 109, 277, 327, 545, 643, 831, 1385, 1635, 1929, 3215, 4155, 9645, 30193, 70087, 90579, 150965, 178111, 210261, 350435, 452895, 534333, 890555, 1051305, 2671665, 19414099, 58242297, 97070495, 291211485]

約数ペア:

[(1, 291211485), (3, 97070495), (5, 58242297), (15, 19414099), (109, 2671665), (277, 1051305), (327, 890555), (545, 534333), (643, 452895), (831, 350435), (1385, 210261), (1635, 178111), (1929, 150965), (3215, 90579), (4155, 70087), (9645, 30193)]