127620927

素因数分解:

$3^6\times 7^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:395

約数の個数: 56

約数和(自身を含む): 221922720

約数和(自身を除く): 94301793

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 89, 189, 243, 267, 281, 567, 623, 729, 801, 843, 1701, 1869, 1967, 2403, 2529, 5103, 5607, 5901, 7209, 7587, 16821, 17703, 21627, 22761, 25009, 50463, 53109, 64881, 68283, 75027, 151389, 159327, 175063, 204849, 225081, 454167, 477981, 525189, 675243, 1433943, 1575567, 2025729, 4726701, 6077187, 14180103, 18231561, 42540309, 127620927]

約数ペア:

[(1, 127620927), (3, 42540309), (7, 18231561), (9, 14180103), (21, 6077187), (27, 4726701), (63, 2025729), (81, 1575567), (89, 1433943), (189, 675243), (243, 525189), (267, 477981), (281, 454167), (567, 225081), (623, 204849), (729, 175063), (801, 159327), (843, 151389), (1701, 75027), (1869, 68283), (1967, 64881), (2403, 53109), (2529, 50463), (5103, 25009), (5607, 22761), (5901, 21627), (7209, 17703), (7587, 16821)]