208026513

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{12721}}^1$

素因数の和:12829

約数の個数: 24

約数和(自身を含む): 317541120

約数和(自身を除く): 109514607

約数列:

[1, 3, 9, 23, 69, 79, 207, 237, 711, 1817, 5451, 12721, 16353, 38163, 114489, 292583, 877749, 1004959, 2633247, 3014877, 9044631, 23114057, 69342171, 208026513]

約数ペア:

[(1, 208026513), (3, 69342171), (9, 23114057), (23, 9044631), (69, 3014877), (79, 2633247), (207, 1004959), (237, 877749), (711, 292583), (1817, 114489), (5451, 38163), (12721, 16353)]