16668445

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{751}}^1$

素因数の和:972

約数の個数: 16

約数和(自身を含む): 21007872

約数和(自身を除く): 4339427

約数列:

[1, 5, 23, 115, 193, 751, 965, 3755, 4439, 17273, 22195, 86365, 144943, 724715, 3333689, 16668445]

約数ペア:

[(1, 16668445), (5, 3333689), (23, 724715), (115, 144943), (193, 86365), (751, 22195), (965, 17273), (3755, 4439)]