2013221787

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{78479}}^1$

素因数の和:79002

約数の個数: 16

約数和(自身を含む): 2847882240

約数和(自身を除く): 834660453

約数列:

[1, 3, 17, 51, 503, 1509, 8551, 25653, 78479, 235437, 1334143, 4002429, 39474937, 118424811, 671073929, 2013221787]

約数ペア:

[(1, 2013221787), (3, 671073929), (17, 118424811), (51, 39474937), (503, 4002429), (1509, 1334143), (8551, 235437), (25653, 78479)]