9720039

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1433}}^1$

素因数の和:1479

約数の個数: 32

約数和(自身を含む): 16519680

約数和(自身を除く): 6799641

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 1433, 2261, 4299, 6783, 10031, 24361, 27227, 30093, 73083, 81681, 170527, 190589, 462859, 511581, 571767, 1388577, 3240013, 9720039]

約数ペア:

[(1, 9720039), (3, 3240013), (7, 1388577), (17, 571767), (19, 511581), (21, 462859), (51, 190589), (57, 170527), (119, 81681), (133, 73083), (323, 30093), (357, 27227), (399, 24361), (969, 10031), (1433, 6783), (2261, 4299)]