260018559

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{64633}}^1$

素因数の和:64791

約数の個数: 16

約数和(自身を含む): 387804000

約数和(自身を除く): 127785441

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 64633, 193899, 581697, 1745091, 9630317, 28890951, 86672853, 260018559]

約数ペア:

[(1, 260018559), (3, 86672853), (9, 28890951), (27, 9630317), (149, 1745091), (447, 581697), (1341, 193899), (4023, 64633)]