13205817

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2663}}^1$

素因数の和:2717

約数の個数: 24

約数和(自身を含む): 20779200

約数和(自身を除く): 7573383

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 2663, 4959, 7989, 23967, 50597, 77227, 151791, 231681, 455373, 695043, 1467313, 4401939, 13205817]

約数ペア:

[(1, 13205817), (3, 4401939), (9, 1467313), (19, 695043), (29, 455373), (57, 231681), (87, 151791), (171, 77227), (261, 50597), (551, 23967), (1653, 7989), (2663, 4959)]