30644649

素因数分解:

$3^4\times 7^3\times {\mathrm{1103}}^1$

素因数の和:1136

約数の個数: 40

約数和(自身を含む): 53433600

約数和(自身を除く): 22788951

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1103, 1323, 3087, 3309, 3969, 7721, 9261, 9927, 23163, 27783, 29781, 54047, 69489, 89343, 162141, 208467, 378329, 486423, 625401, 1134987, 1459269, 3404961, 4377807, 10214883, 30644649]

約数ペア:

[(1, 30644649), (3, 10214883), (7, 4377807), (9, 3404961), (21, 1459269), (27, 1134987), (49, 625401), (63, 486423), (81, 378329), (147, 208467), (189, 162141), (343, 89343), (441, 69489), (567, 54047), (1029, 29781), (1103, 27783), (1323, 23163), (3087, 9927), (3309, 9261), (3969, 7721)]