72864639

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{709}}^1$

素因数の和:1335

約数の個数: 24

約数和(自身を含む): 111129200

約数和(自身を除く): 38264561

約数列:

[1, 3, 9, 19, 57, 171, 601, 709, 1803, 2127, 5409, 6381, 11419, 13471, 34257, 40413, 102771, 121239, 426109, 1278327, 3834981, 8096071, 24288213, 72864639]

約数ペア:

[(1, 72864639), (3, 24288213), (9, 8096071), (19, 3834981), (57, 1278327), (171, 426109), (601, 121239), (709, 102771), (1803, 40413), (2127, 34257), (5409, 13471), (6381, 11419)]