78987363

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41333}}^1$

素因数の和:41363

約数の個数: 24

約数和(自身を含む): 131938128

約数和(自身を除く): 52950765

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 41333, 123999, 289331, 537329, 867993, 1611987, 2025317, 3761303, 6075951, 11283909, 26329121, 78987363]

約数ペア:

[(1, 78987363), (3, 26329121), (7, 11283909), (13, 6075951), (21, 3761303), (39, 2025317), (49, 1611987), (91, 867993), (147, 537329), (273, 289331), (637, 123999), (1911, 41333)]