28474976

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 57915648

約数和(自身を除く): 29440672

約数列:

[1, 2, 4, 8, 16, 32, 71, 83, 142, 151, 166, 284, 302, 332, 568, 604, 664, 1136, 1208, 1328, 2272, 2416, 2656, 4832, 5893, 10721, 11786, 12533, 21442, 23572, 25066, 42884, 47144, 50132, 85768, 94288, 100264, 171536, 188576, 200528, 343072, 401056, 889843, 1779686, 3559372, 7118744, 14237488, 28474976]

約数ペア:

[(1, 28474976), (2, 14237488), (4, 7118744), (8, 3559372), (16, 1779686), (32, 889843), (71, 401056), (83, 343072), (142, 200528), (151, 188576), (166, 171536), (284, 100264), (302, 94288), (332, 85768), (568, 50132), (604, 47144), (664, 42884), (1136, 25066), (1208, 23572), (1328, 21442), (2272, 12533), (2416, 11786), (2656, 10721), (4832, 5893)]