56213919

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{2659}}^1$

素因数の和:2706

約数の個数: 28

約数和(自身を含む): 87221400

約数和(自身を除く): 31007481

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 2349, 2659, 7047, 7977, 21141, 23931, 71793, 77111, 215379, 231333, 646137, 693999, 1938411, 2081997, 6245991, 18737973, 56213919]

約数ペア:

[(1, 56213919), (3, 18737973), (9, 6245991), (27, 2081997), (29, 1938411), (81, 693999), (87, 646137), (243, 231333), (261, 215379), (729, 77111), (783, 71793), (2349, 23931), (2659, 21141), (7047, 7977)]