157631481

素因数分解:

$3^3\times 7^3\times {\mathrm{17021}}^1$

素因数の和:17051

約数の個数: 32

約数和(自身を含む): 272352000

約数和(自身を除く): 114720519

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 17021, 51063, 119147, 153189, 357441, 459567, 834029, 1072323, 2502087, 3216969, 5838203, 7506261, 17514609, 22518783, 52543827, 157631481]

約数ペア:

[(1, 157631481), (3, 52543827), (7, 22518783), (9, 17514609), (21, 7506261), (27, 5838203), (49, 3216969), (63, 2502087), (147, 1072323), (189, 834029), (343, 459567), (441, 357441), (1029, 153189), (1323, 119147), (3087, 51063), (9261, 17021)]