2357271

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 4313088

約数和(自身を除く): 1955817

約数列:

[1, 3, 7, 9, 17, 21, 31, 51, 63, 71, 93, 119, 153, 213, 217, 279, 357, 497, 527, 639, 651, 1071, 1207, 1491, 1581, 1953, 2201, 3621, 3689, 4473, 4743, 6603, 8449, 10863, 11067, 15407, 19809, 25347, 33201, 37417, 46221, 76041, 112251, 138663, 261919, 336753, 785757, 2357271]

約数ペア:

[(1, 2357271), (3, 785757), (7, 336753), (9, 261919), (17, 138663), (21, 112251), (31, 76041), (51, 46221), (63, 37417), (71, 33201), (93, 25347), (119, 19809), (153, 15407), (213, 11067), (217, 10863), (279, 8449), (357, 6603), (497, 4743), (527, 4473), (639, 3689), (651, 3621), (1071, 2201), (1207, 1953), (1491, 1581)]