12815404

素因数分解:

$2^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1319}}^1$

素因数の和:1677

約数の個数: 24

約数和(自身を含む): 25724160

約数和(自身を除く): 12908756

約数列:

[1, 2, 4, 7, 14, 28, 347, 694, 1319, 1388, 2429, 2638, 4858, 5276, 9233, 9716, 18466, 36932, 457693, 915386, 1830772, 3203851, 6407702, 12815404]

約数ペア:

[(1, 12815404), (2, 6407702), (4, 3203851), (7, 1830772), (14, 915386), (28, 457693), (347, 36932), (694, 18466), (1319, 9716), (1388, 9233), (2429, 5276), (2638, 4858)]