28339168

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{563}}^1$

素因数の和:608

約数の個数: 72

約数和(自身を含む): 66160584

約数和(自身を除く): 37821416

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 352, 416, 484, 563, 572, 968, 1126, 1144, 1573, 1936, 2252, 2288, 3146, 3872, 4504, 4576, 6193, 6292, 7319, 9008, 12386, 12584, 14638, 18016, 24772, 25168, 29276, 49544, 50336, 58552, 68123, 80509, 99088, 117104, 136246, 161018, 198176, 234208, 272492, 322036, 544984, 644072, 885599, 1089968, 1288144, 1771198, 2179936, 2576288, 3542396, 7084792, 14169584, 28339168]

約数ペア:

[(1, 28339168), (2, 14169584), (4, 7084792), (8, 3542396), (11, 2576288), (13, 2179936), (16, 1771198), (22, 1288144), (26, 1089968), (32, 885599), (44, 644072), (52, 544984), (88, 322036), (104, 272492), (121, 234208), (143, 198176), (176, 161018), (208, 136246), (242, 117104), (286, 99088), (352, 80509), (416, 68123), (484, 58552), (563, 50336), (572, 49544), (968, 29276), (1126, 25168), (1144, 24772), (1573, 18016), (1936, 14638), (2252, 12584), (2288, 12386), (3146, 9008), (3872, 7319), (4504, 6292), (4576, 6193)]