28827502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{21481}}^1$

素因数の和:21555

約数の個数: 16

約数和(自身を含む): 47947824

約数和(自身を除く): 19120322

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 21481, 42962, 236291, 472582, 1310341, 2620682, 14413751, 28827502]

約数ペア:

[(1, 28827502), (2, 14413751), (11, 2620682), (22, 1310341), (61, 472582), (122, 236291), (671, 42962), (1342, 21481)]