28293793

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 33877760

約数和(自身を除く): 5583967

約数列:

[1, 11, 19, 31, 121, 209, 341, 397, 589, 2299, 3751, 4367, 6479, 7543, 12307, 48037, 71269, 82973, 135377, 233833, 912703, 1489147, 2572163, 28293793]

約数ペア:

[(1, 28293793), (11, 2572163), (19, 1489147), (31, 912703), (121, 233833), (209, 135377), (341, 82973), (397, 71269), (589, 48037), (2299, 12307), (3751, 7543), (4367, 6479)]