3943849

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2281}}^1$

素因数の和:2320

約数の個数: 16

約数和(自身を含む): 5111680

約数和(自身を除く): 1167831

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 2281, 15967, 29653, 43339, 207571, 303373, 563407, 3943849]

約数ペア:

[(1, 3943849), (7, 563407), (13, 303373), (19, 207571), (91, 43339), (133, 29653), (247, 15967), (1729, 2281)]