28806206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2143}}^1$

素因数の和:2216

約数の個数: 32

約数和(自身を含む): 51867648

約数和(自身を除く): 23061442

約数列:

[1, 2, 11, 13, 22, 26, 47, 94, 143, 286, 517, 611, 1034, 1222, 2143, 4286, 6721, 13442, 23573, 27859, 47146, 55718, 100721, 201442, 306449, 612898, 1107931, 1309373, 2215862, 2618746, 14403103, 28806206]

約数ペア:

[(1, 28806206), (2, 14403103), (11, 2618746), (13, 2215862), (22, 1309373), (26, 1107931), (47, 612898), (94, 306449), (143, 201442), (286, 100721), (517, 55718), (611, 47146), (1034, 27859), (1222, 23573), (2143, 13442), (4286, 6721)]