64874439

素因数分解:

$3^6\times 7^1\times {\mathrm{12713}}^1$

素因数の和:12738

約数の個数: 28

約数和(自身を含む): 111171216

約数和(自身を除く): 46296777

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 12713, 38139, 88991, 114417, 266973, 343251, 800919, 1029753, 2402757, 3089259, 7208271, 9267777, 21624813, 64874439]

約数ペア:

[(1, 64874439), (3, 21624813), (7, 9267777), (9, 7208271), (21, 3089259), (27, 2402757), (63, 1029753), (81, 800919), (189, 343251), (243, 266973), (567, 114417), (729, 88991), (1701, 38139), (5103, 12713)]