818767953

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{2213}}^1$

素因数の和:2486

約数の個数: 32

約数和(自身を含む): 1237006080

約数和(自身を除く): 418238127

約数列:

[1, 3, 9, 27, 71, 193, 213, 579, 639, 1737, 1917, 2213, 5211, 6639, 13703, 19917, 41109, 59751, 123327, 157123, 369981, 427109, 471369, 1281327, 1414107, 3843981, 4242321, 11531943, 30324739, 90974217, 272922651, 818767953]

約数ペア:

[(1, 818767953), (3, 272922651), (9, 90974217), (27, 30324739), (71, 11531943), (193, 4242321), (213, 3843981), (579, 1414107), (639, 1281327), (1737, 471369), (1917, 427109), (2213, 369981), (5211, 157123), (6639, 123327), (13703, 59751), (19917, 41109)]