2789591

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 16

約数和(自身を含む): 3333120

約数和(自身を除く): 543529

約数列:

[1, 7, 47, 61, 139, 329, 427, 973, 2867, 6533, 8479, 20069, 45731, 59353, 398513, 2789591]

約数ペア:

[(1, 2789591), (7, 398513), (47, 59353), (61, 45731), (139, 20069), (329, 8479), (427, 6533), (973, 2867)]