28364505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{145459}}^1$

素因数の和:145480

約数の個数: 16

約数和(自身を含む): 48874560

約数和(自身を除く): 20510055

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 145459, 436377, 727295, 1890967, 2181885, 5672901, 9454835, 28364505]

約数ペア:

[(1, 28364505), (3, 9454835), (5, 5672901), (13, 2181885), (15, 1890967), (39, 727295), (65, 436377), (195, 145459)]