28774262

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1361}}^1$

素因数の和:1436

約数の個数: 24

約数和(自身を含む): 48688776

約数和(自身を除く): 19914514

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 961, 1361, 1922, 2722, 10571, 14971, 21142, 29942, 42191, 84382, 464101, 928202, 1307921, 2615842, 14387131, 28774262]

約数ペア:

[(1, 28774262), (2, 14387131), (11, 2615842), (22, 1307921), (31, 928202), (62, 464101), (341, 84382), (682, 42191), (961, 29942), (1361, 21142), (1922, 14971), (2722, 10571)]