28845957

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 48

約数和(自身を含む): 48137600

約数和(自身を除く): 19291643

約数列:

[1, 3, 7, 17, 21, 49, 51, 97, 119, 147, 289, 291, 343, 357, 679, 833, 867, 1029, 1649, 2023, 2037, 2499, 4753, 4947, 5831, 6069, 11543, 14161, 14259, 17493, 28033, 33271, 34629, 42483, 80801, 84099, 99127, 99813, 196231, 242403, 297381, 565607, 588693, 1373617, 1696821, 4120851, 9615319, 28845957]

約数ペア:

[(1, 28845957), (3, 9615319), (7, 4120851), (17, 1696821), (21, 1373617), (49, 588693), (51, 565607), (97, 297381), (119, 242403), (147, 196231), (289, 99813), (291, 99127), (343, 84099), (357, 80801), (679, 42483), (833, 34629), (867, 33271), (1029, 28033), (1649, 17493), (2023, 14259), (2037, 14161), (2499, 11543), (4753, 6069), (4947, 5831)]