28470494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 47416320

約数和(自身を除く): 18945826

約数列:

[1, 2, 13, 26, 79, 83, 158, 166, 167, 334, 1027, 1079, 2054, 2158, 2171, 4342, 6557, 13114, 13193, 13861, 26386, 27722, 85241, 170482, 171509, 180193, 343018, 360386, 1095019, 2190038, 14235247, 28470494]

約数ペア:

[(1, 28470494), (2, 14235247), (13, 2190038), (26, 1095019), (79, 360386), (83, 343018), (158, 180193), (166, 171509), (167, 170482), (334, 85241), (1027, 27722), (1079, 26386), (2054, 13861), (2158, 13193), (2171, 13114), (4342, 6557)]