216864251

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{593}}^1$

素因数の和:922

約数の個数: 16

約数和(自身を含む): 229920768

約数和(自身を除く): 13056517

約数列:

[1, 31, 47, 251, 593, 1457, 7781, 11797, 18383, 27871, 148843, 365707, 864001, 4614133, 6995621, 216864251]

約数ペア:

[(1, 216864251), (31, 6995621), (47, 4614133), (251, 864001), (593, 365707), (1457, 148843), (7781, 27871), (11797, 18383)]