240697617

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 340285440

約数和(自身を除く): 99587823

約数列:

[1, 3, 37, 43, 111, 129, 211, 239, 633, 717, 1591, 4773, 7807, 8843, 9073, 10277, 23421, 26529, 27219, 30831, 50429, 151287, 335701, 380249, 1007103, 1140747, 1865873, 2168447, 5597619, 6505341, 80232539, 240697617]

約数ペア:

[(1, 240697617), (3, 80232539), (37, 6505341), (43, 5597619), (111, 2168447), (129, 1865873), (211, 1140747), (239, 1007103), (633, 380249), (717, 335701), (1591, 151287), (4773, 50429), (7807, 30831), (8843, 27219), (9073, 26529), (10277, 23421)]