520068249

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{13729}}^1$

素因数の和:13822

約数の個数: 32

約数和(自身を含む): 817209600

約数和(自身を除く): 297141351

約数列:

[1, 3, 9, 23, 27, 61, 69, 183, 207, 549, 621, 1403, 1647, 4209, 12627, 13729, 37881, 41187, 123561, 315767, 370683, 837469, 947301, 2512407, 2841903, 7537221, 8525709, 19261787, 22611663, 57785361, 173356083, 520068249]

約数ペア:

[(1, 520068249), (3, 173356083), (9, 57785361), (23, 22611663), (27, 19261787), (61, 8525709), (69, 7537221), (183, 2841903), (207, 2512407), (549, 947301), (621, 837469), (1403, 370683), (1647, 315767), (4209, 123561), (12627, 41187), (13729, 37881)]