81208548

素因数分解:

$2^2\times 3^3\times {\mathrm{283}}^1\times {\mathrm{2657}}^1$

素因数の和:2953

約数の個数: 48

約数和(自身を含む): 211364160

約数和(自身を除く): 130155612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 283, 566, 849, 1132, 1698, 2547, 2657, 3396, 5094, 5314, 7641, 7971, 10188, 10628, 15282, 15942, 23913, 30564, 31884, 47826, 71739, 95652, 143478, 286956, 751931, 1503862, 2255793, 3007724, 4511586, 6767379, 9023172, 13534758, 20302137, 27069516, 40604274, 81208548]

約数ペア:

[(1, 81208548), (2, 40604274), (3, 27069516), (4, 20302137), (6, 13534758), (9, 9023172), (12, 6767379), (18, 4511586), (27, 3007724), (36, 2255793), (54, 1503862), (108, 751931), (283, 286956), (566, 143478), (849, 95652), (1132, 71739), (1698, 47826), (2547, 31884), (2657, 30564), (3396, 23913), (5094, 15942), (5314, 15282), (7641, 10628), (7971, 10188)]