87823719

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{27031}}^1$

素因数の和:27075

約数の個数: 18

約数和(自身を含む): 133889496

約数和(自身を除く): 46065777

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 27031, 81093, 243279, 513589, 1540767, 4622301, 9758191, 29274573, 87823719]

約数ペア:

[(1, 87823719), (3, 29274573), (9, 9758191), (19, 4622301), (57, 1540767), (171, 513589), (361, 243279), (1083, 81093), (3249, 27031)]