56239209

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20899}}^1$

素因数の和:20941

約数の個数: 24

約数和(自身を含む): 91291200

約数和(自身を除く): 35051991

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 20899, 62697, 188091, 271687, 480677, 815061, 1442031, 2445183, 4326093, 6248801, 18746403, 56239209]

約数ペア:

[(1, 56239209), (3, 18746403), (9, 6248801), (13, 4326093), (23, 2445183), (39, 1442031), (69, 815061), (117, 480677), (207, 271687), (299, 188091), (897, 62697), (2691, 20899)]