142894143

素因数分解:

$3^2\times 7^3\times {\mathrm{41}}^1\times {\mathrm{1129}}^1$

素因数の和:1197

約数の個数: 48

約数和(自身を含む): 246792000

約数和(自身を除く): 103897857

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 343, 369, 441, 861, 1029, 1129, 2009, 2583, 3087, 3387, 6027, 7903, 10161, 14063, 18081, 23709, 42189, 46289, 55321, 71127, 126567, 138867, 165963, 324023, 387247, 416601, 497889, 972069, 1161741, 2268161, 2916207, 3485223, 6804483, 15877127, 20413449, 47631381, 142894143]

約数ペア:

[(1, 142894143), (3, 47631381), (7, 20413449), (9, 15877127), (21, 6804483), (41, 3485223), (49, 2916207), (63, 2268161), (123, 1161741), (147, 972069), (287, 497889), (343, 416601), (369, 387247), (441, 324023), (861, 165963), (1029, 138867), (1129, 126567), (2009, 71127), (2583, 55321), (3087, 46289), (3387, 42189), (6027, 23709), (7903, 18081), (10161, 14063)]