28021774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{701}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 48522240

約数和(自身を除く): 20500466

約数列:

[1, 2, 11, 22, 23, 46, 79, 158, 253, 506, 701, 869, 1402, 1738, 1817, 3634, 7711, 15422, 16123, 19987, 32246, 39974, 55379, 110758, 177353, 354706, 609169, 1218338, 1273717, 2547434, 14010887, 28021774]

約数ペア:

[(1, 28021774), (2, 14010887), (11, 2547434), (22, 1273717), (23, 1218338), (46, 609169), (79, 354706), (158, 177353), (253, 110758), (506, 55379), (701, 39974), (869, 32246), (1402, 19987), (1738, 16123), (1817, 15422), (3634, 7711)]