28878688

素因数分解:

$2^5\times {\mathrm{83}}^2\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 36

約数和(自身を含む): 57987468

約数和(自身を除く): 29108780

約数列:

[1, 2, 4, 8, 16, 32, 83, 131, 166, 262, 332, 524, 664, 1048, 1328, 2096, 2656, 4192, 6889, 10873, 13778, 21746, 27556, 43492, 55112, 86984, 110224, 173968, 220448, 347936, 902459, 1804918, 3609836, 7219672, 14439344, 28878688]

約数ペア:

[(1, 28878688), (2, 14439344), (4, 7219672), (8, 3609836), (16, 1804918), (32, 902459), (83, 347936), (131, 220448), (166, 173968), (262, 110224), (332, 86984), (524, 55112), (664, 43492), (1048, 27556), (1328, 21746), (2096, 13778), (2656, 10873), (4192, 6889)]