28095156

素因数分解:

$2^2\times 3^2\times {\mathrm{780421}}^1$

素因数の和:780431

約数の個数: 18

約数和(自身を含む): 71018402

約数和(自身を除く): 42923246

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 780421, 1560842, 2341263, 3121684, 4682526, 7023789, 9365052, 14047578, 28095156]

約数ペア:

[(1, 28095156), (2, 14047578), (3, 9365052), (4, 7023789), (6, 4682526), (9, 3121684), (12, 2341263), (18, 1560842), (36, 780421)]