28801885

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{20071}}^1$

素因数の和:20124

約数の個数: 16

約数和(自身を含む): 40465152

約数和(自身を除く): 11663267

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 20071, 100355, 140497, 702485, 822911, 4114555, 5760377, 28801885]

約数ペア:

[(1, 28801885), (5, 5760377), (7, 4114555), (35, 822911), (41, 702485), (205, 140497), (287, 100355), (1435, 20071)]