124640721

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 188088320

約数和(自身を除く): 63447599

約数列:

[1, 3, 9, 27, 127, 163, 223, 381, 489, 669, 1143, 1467, 2007, 3429, 4401, 6021, 20701, 28321, 36349, 62103, 84963, 109047, 186309, 254889, 327141, 558927, 764667, 981423, 4616323, 13848969, 41546907, 124640721]

約数ペア:

[(1, 124640721), (3, 41546907), (9, 13848969), (27, 4616323), (127, 981423), (163, 764667), (223, 558927), (381, 327141), (489, 254889), (669, 186309), (1143, 109047), (1467, 84963), (2007, 62103), (3429, 36349), (4401, 28321), (6021, 20701)]