13907439

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16981}}^1$

素因数の和:17007

約数の個数: 24

約数和(自身を含む): 24725792

約数和(自身を除く): 10818353

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 16981, 50943, 118867, 152829, 220753, 356601, 662259, 1069803, 1545271, 1986777, 4635813, 13907439]

約数ペア:

[(1, 13907439), (3, 4635813), (7, 1986777), (9, 1545271), (13, 1069803), (21, 662259), (39, 356601), (63, 220753), (91, 152829), (117, 118867), (273, 50943), (819, 16981)]