201451861

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{647}}^1$

素因数の和:1260

約数の個数: 16

約数和(自身を含む): 222735744

約数和(自身を除く): 21283883

約数列:

[1, 13, 43, 557, 559, 647, 7241, 8411, 23951, 27821, 311363, 360379, 361673, 4684927, 15496297, 201451861]

約数ペア:

[(1, 201451861), (13, 15496297), (43, 4684927), (557, 361673), (559, 360379), (647, 311363), (7241, 27821), (8411, 23951)]