28197508

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2309}}^1$

素因数の和:2427

約数の個数: 24

約数和(自身を含む): 51226560

約数和(自身を除く): 23029052

約数列:

[1, 2, 4, 43, 71, 86, 142, 172, 284, 2309, 3053, 4618, 6106, 9236, 12212, 99287, 163939, 198574, 327878, 397148, 655756, 7049377, 14098754, 28197508]

約数ペア:

[(1, 28197508), (2, 14098754), (4, 7049377), (43, 655756), (71, 397148), (86, 327878), (142, 198574), (172, 163939), (284, 99287), (2309, 12212), (3053, 9236), (4618, 6106)]