30630243

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^2\times {\mathrm{103}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 51084800

約数和(自身を除く): 20454557

約数列:

[1, 3, 7, 17, 21, 49, 51, 103, 119, 147, 289, 309, 343, 357, 721, 833, 867, 1029, 1751, 2023, 2163, 2499, 5047, 5253, 5831, 6069, 12257, 14161, 15141, 17493, 29767, 35329, 36771, 42483, 85799, 89301, 99127, 105987, 208369, 257397, 297381, 600593, 625107, 1458583, 1801779, 4375749, 10210081, 30630243]

約数ペア:

[(1, 30630243), (3, 10210081), (7, 4375749), (17, 1801779), (21, 1458583), (49, 625107), (51, 600593), (103, 297381), (119, 257397), (147, 208369), (289, 105987), (309, 99127), (343, 89301), (357, 85799), (721, 42483), (833, 36771), (867, 35329), (1029, 29767), (1751, 17493), (2023, 15141), (2163, 14161), (2499, 12257), (5047, 6069), (5253, 5831)]