127988415

素因数分解:

$3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{17449}}^1$

素因数の和:17623

約数の個数: 24

約数和(自身を含む): 223220400

約数和(自身を除く): 95231985

約数列:

[1, 3, 5, 9, 15, 45, 163, 489, 815, 1467, 2445, 7335, 17449, 52347, 87245, 157041, 261735, 785205, 2844187, 8532561, 14220935, 25597683, 42662805, 127988415]

約数ペア:

[(1, 127988415), (3, 42662805), (5, 25597683), (9, 14220935), (15, 8532561), (45, 2844187), (163, 785205), (489, 261735), (815, 157041), (1467, 87245), (2445, 52347), (7335, 17449)]