2660399

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:350

約数の個数: 16

約数和(自身を含む): 3252480

約数和(自身を除く): 592081

約数列:

[1, 7, 19, 83, 133, 241, 581, 1577, 1687, 4579, 11039, 20003, 32053, 140021, 380057, 2660399]

約数ペア:

[(1, 2660399), (7, 380057), (19, 140021), (83, 32053), (133, 20003), (241, 11039), (581, 4579), (1577, 1687)]