28706392

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1091}}^1$

素因数の和:1144

約数の個数: 64

約数和(自身を含む): 66044160

約数和(自身を除く): 37337768

約数列:

[1, 2, 4, 8, 11, 13, 22, 23, 26, 44, 46, 52, 88, 92, 104, 143, 184, 253, 286, 299, 506, 572, 598, 1012, 1091, 1144, 1196, 2024, 2182, 2392, 3289, 4364, 6578, 8728, 12001, 13156, 14183, 24002, 25093, 26312, 28366, 48004, 50186, 56732, 96008, 100372, 113464, 156013, 200744, 276023, 312026, 326209, 552046, 624052, 652418, 1104092, 1248104, 1304836, 2208184, 2609672, 3588299, 7176598, 14353196, 28706392]

約数ペア:

[(1, 28706392), (2, 14353196), (4, 7176598), (8, 3588299), (11, 2609672), (13, 2208184), (22, 1304836), (23, 1248104), (26, 1104092), (44, 652418), (46, 624052), (52, 552046), (88, 326209), (92, 312026), (104, 276023), (143, 200744), (184, 156013), (253, 113464), (286, 100372), (299, 96008), (506, 56732), (572, 50186), (598, 48004), (1012, 28366), (1091, 26312), (1144, 25093), (1196, 24002), (2024, 14183), (2182, 13156), (2392, 12001), (3289, 8728), (4364, 6578)]