202980357

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^2$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 328561920

約数和(自身を除く): 125581563

約数列:

[1, 3, 9, 17, 27, 47, 51, 97, 141, 153, 291, 423, 459, 799, 873, 1269, 1649, 2397, 2619, 4559, 4947, 7191, 9409, 13677, 14841, 21573, 28227, 41031, 44523, 77503, 84681, 123093, 159953, 232509, 254043, 442223, 479859, 697527, 1326669, 1439577, 2092581, 3980007, 4318731, 7517791, 11940021, 22553373, 67660119, 202980357]

約数ペア:

[(1, 202980357), (3, 67660119), (9, 22553373), (17, 11940021), (27, 7517791), (47, 4318731), (51, 3980007), (97, 2092581), (141, 1439577), (153, 1326669), (291, 697527), (423, 479859), (459, 442223), (799, 254043), (873, 232509), (1269, 159953), (1649, 123093), (2397, 84681), (2619, 77503), (4559, 44523), (4947, 41031), (7191, 28227), (9409, 21573), (13677, 14841)]