123927489

素因数分解:

$3^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1721}}^1$

素因数の和:1867

約数の個数: 40

約数和(自身を含む): 213362688

約数和(自身を除く): 89435199

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 381, 567, 889, 1143, 1721, 2667, 3429, 5163, 8001, 10287, 12047, 15489, 24003, 36141, 46467, 72009, 108423, 139401, 218567, 325269, 655701, 975807, 1529969, 1967103, 4589907, 5901309, 13769721, 17703927, 41309163, 123927489]

約数ペア:

[(1, 123927489), (3, 41309163), (7, 17703927), (9, 13769721), (21, 5901309), (27, 4589907), (63, 1967103), (81, 1529969), (127, 975807), (189, 655701), (381, 325269), (567, 218567), (889, 139401), (1143, 108423), (1721, 72009), (2667, 46467), (3429, 36141), (5163, 24003), (8001, 15489), (10287, 12047)]