253123515

素因数分解:

$3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{11503}}^1$

素因数の和:11680

約数の個数: 32

約数和(自身を含む): 452797440

約数和(自身を除く): 199673925

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 163, 489, 815, 1467, 2445, 4401, 7335, 11503, 22005, 34509, 57515, 103527, 172545, 310581, 517635, 1552905, 1874989, 5624967, 9374945, 16874901, 28124835, 50624703, 84374505, 253123515]

約数ペア:

[(1, 253123515), (3, 84374505), (5, 50624703), (9, 28124835), (15, 16874901), (27, 9374945), (45, 5624967), (135, 1874989), (163, 1552905), (489, 517635), (815, 310581), (1467, 172545), (2445, 103527), (4401, 57515), (7335, 34509), (11503, 22005)]