42521787

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 79672320

約数和(自身を除く): 37150533

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 113, 181, 189, 231, 297, 339, 543, 693, 791, 1017, 1243, 1267, 1629, 1991, 2079, 2373, 3051, 3729, 3801, 4887, 5973, 7119, 8701, 11187, 11403, 13937, 17919, 20453, 21357, 26103, 33561, 34209, 41811, 53757, 61359, 78309, 125433, 143171, 184077, 224983, 234927, 376299, 429513, 552231, 674949, 1288539, 1574881, 2024847, 3865617, 4724643, 6074541, 14173929, 42521787]

約数ペア:

[(1, 42521787), (3, 14173929), (7, 6074541), (9, 4724643), (11, 3865617), (21, 2024847), (27, 1574881), (33, 1288539), (63, 674949), (77, 552231), (99, 429513), (113, 376299), (181, 234927), (189, 224983), (231, 184077), (297, 143171), (339, 125433), (543, 78309), (693, 61359), (791, 53757), (1017, 41811), (1243, 34209), (1267, 33561), (1629, 26103), (1991, 21357), (2079, 20453), (2373, 17919), (3051, 13937), (3729, 11403), (3801, 11187), (4887, 8701), (5973, 7119)]