28189912

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{577}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 54933120

約数和(自身を除く): 26743208

約数列:

[1, 2, 4, 8, 31, 62, 124, 197, 248, 394, 577, 788, 1154, 1576, 2308, 4616, 6107, 12214, 17887, 24428, 35774, 48856, 71548, 113669, 143096, 227338, 454676, 909352, 3523739, 7047478, 14094956, 28189912]

約数ペア:

[(1, 28189912), (2, 14094956), (4, 7047478), (8, 3523739), (31, 909352), (62, 454676), (124, 227338), (197, 143096), (248, 113669), (394, 71548), (577, 48856), (788, 35774), (1154, 24428), (1576, 17887), (2308, 12214), (4616, 6107)]