207840844

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71081}}^1$

素因数の和:71145

約数の個数: 24

約数和(自身を含む): 394078608

約数和(自身を除く): 186237764

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 71081, 142162, 284324, 1208377, 2416754, 3056483, 4833508, 6112966, 12225932, 51960211, 103920422, 207840844]

約数ペア:

[(1, 207840844), (2, 103920422), (4, 51960211), (17, 12225932), (34, 6112966), (43, 4833508), (68, 3056483), (86, 2416754), (172, 1208377), (731, 284324), (1462, 142162), (2924, 71081)]