51672159

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 93809664

約数和(自身を除く): 42137505

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 173, 231, 431, 519, 693, 1211, 1293, 1557, 1903, 3017, 3633, 3879, 4741, 5709, 9051, 10899, 13321, 14223, 17127, 27153, 33187, 39963, 42669, 74563, 99561, 119889, 223689, 298683, 521941, 671067, 820193, 1565823, 2460579, 4697469, 5741351, 7381737, 17224053, 51672159]

約数ペア:

[(1, 51672159), (3, 17224053), (7, 7381737), (9, 5741351), (11, 4697469), (21, 2460579), (33, 1565823), (63, 820193), (77, 671067), (99, 521941), (173, 298683), (231, 223689), (431, 119889), (519, 99561), (693, 74563), (1211, 42669), (1293, 39963), (1557, 33187), (1903, 27153), (3017, 17127), (3633, 14223), (3879, 13321), (4741, 10899), (5709, 9051)]