123280729

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{433}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 147075656

約数和(自身を除く): 23794927

約数列:

[1, 11, 13, 121, 143, 181, 433, 1573, 1991, 2353, 4763, 5629, 21901, 25883, 52393, 61919, 78373, 284713, 681109, 862103, 1018849, 9483133, 11207339, 123280729]

約数ペア:

[(1, 123280729), (11, 11207339), (13, 9483133), (121, 1018849), (143, 862103), (181, 681109), (433, 284713), (1573, 78373), (1991, 61919), (2353, 52393), (4763, 25883), (5629, 21901)]