81024489

素因数分解:

$3^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 150976000

約数和(自身を除く): 69951511

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 343, 351, 441, 637, 673, 819, 1029, 1323, 1911, 2019, 2457, 3087, 4459, 4711, 5733, 6057, 8749, 9261, 13377, 14133, 17199, 18171, 26247, 32977, 40131, 42399, 61243, 78741, 98931, 120393, 127197, 183729, 230839, 236223, 296793, 428701, 551187, 692517, 890379, 1286103, 1653561, 2077551, 3000907, 3858309, 6232653, 9002721, 11574927, 27008163, 81024489]

約数ペア:

[(1, 81024489), (3, 27008163), (7, 11574927), (9, 9002721), (13, 6232653), (21, 3858309), (27, 3000907), (39, 2077551), (49, 1653561), (63, 1286103), (91, 890379), (117, 692517), (147, 551187), (189, 428701), (273, 296793), (343, 236223), (351, 230839), (441, 183729), (637, 127197), (673, 120393), (819, 98931), (1029, 78741), (1323, 61243), (1911, 42399), (2019, 40131), (2457, 32977), (3087, 26247), (4459, 18171), (4711, 17199), (5733, 14133), (6057, 13377), (8749, 9261)]