2221791

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5179}}^1$

素因数の和:5206

約数の個数: 16

約数和(自身を含む): 3480960

約数和(自身を除く): 1259169

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 5179, 15537, 56969, 67327, 170907, 201981, 740597, 2221791]

約数ペア:

[(1, 2221791), (3, 740597), (11, 201981), (13, 170907), (33, 67327), (39, 56969), (143, 15537), (429, 5179)]