291277858

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{1321}}^1\times {\mathrm{2689}}^1$

素因数の和:4053

約数の個数: 16

約数和(自身を含む): 448078680

約数和(自身を除く): 156800822

約数列:

[1, 2, 41, 82, 1321, 2642, 2689, 5378, 54161, 108322, 110249, 220498, 3552169, 7104338, 145638929, 291277858]

約数ペア:

[(1, 291277858), (2, 145638929), (41, 7104338), (82, 3552169), (1321, 220498), (2642, 110249), (2689, 108322), (5378, 54161)]