87891609

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{12451}}^1$

素因数の和:12648

約数の個数: 16

約数和(自身を含む): 126910784

約数和(自身を除く): 39019175

約数列:

[1, 3, 13, 39, 181, 543, 2353, 7059, 12451, 37353, 161863, 485589, 2253631, 6760893, 29297203, 87891609]

約数ペア:

[(1, 87891609), (3, 29297203), (13, 6760893), (39, 2253631), (181, 485589), (543, 161863), (2353, 37353), (7059, 12451)]