261120563

素因数分解:

${\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1\times {\mathrm{509}}^1$

素因数の和:982

約数の個数: 16

約数和(自身を含む): 288252000

約数和(自身を除く): 27131437

約数列:

[1, 11, 149, 313, 509, 1639, 3443, 5599, 46637, 75841, 159317, 513007, 834251, 1752487, 23738233, 261120563]

約数ペア:

[(1, 261120563), (11, 23738233), (149, 1752487), (313, 834251), (509, 513007), (1639, 159317), (3443, 75841), (5599, 46637)]