320199159

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 494156800

約数和(自身を除く): 173957641

約数列:

[1, 3, 7, 21, 193, 199, 397, 579, 597, 1191, 1351, 1393, 2779, 4053, 4179, 8337, 38407, 76621, 79003, 115221, 229863, 237009, 268849, 536347, 553021, 806547, 1609041, 1659063, 15247579, 45742737, 106733053, 320199159]

約数ペア:

[(1, 320199159), (3, 106733053), (7, 45742737), (21, 15247579), (193, 1659063), (199, 1609041), (397, 806547), (579, 553021), (597, 536347), (1191, 268849), (1351, 237009), (1393, 229863), (2779, 115221), (4053, 79003), (4179, 76621), (8337, 38407)]