6439993

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 7943040

約数和(自身を除く): 1503047

約数列:

[1, 7, 19, 41, 133, 287, 779, 1181, 5453, 8267, 22439, 48421, 157073, 338947, 919999, 6439993]

約数ペア:

[(1, 6439993), (7, 919999), (19, 338947), (41, 157073), (133, 48421), (287, 22439), (779, 8267), (1181, 5453)]