28986503

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8609}}^1$

素因数の和:8666

約数の個数: 16

約数和(自身を含む): 36644160

約数和(自身を除く): 7657657

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 8609, 60263, 111917, 318533, 783419, 2229731, 4140929, 28986503]

約数ペア:

[(1, 28986503), (7, 4140929), (13, 2229731), (37, 783419), (91, 318533), (259, 111917), (481, 60263), (3367, 8609)]