208786341

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 302929920

約数和(自身を除く): 94143579

約数列:

[1, 3, 23, 29, 69, 87, 151, 453, 667, 691, 2001, 2073, 3473, 4379, 10419, 13137, 15893, 20039, 47679, 60117, 100717, 104341, 302151, 313023, 460897, 1382691, 2399843, 3025889, 7199529, 9077667, 69595447, 208786341]

約数ペア:

[(1, 208786341), (3, 69595447), (23, 9077667), (29, 7199529), (69, 3025889), (87, 2399843), (151, 1382691), (453, 460897), (667, 313023), (691, 302151), (2001, 104341), (2073, 100717), (3473, 60117), (4379, 47679), (10419, 20039), (13137, 15893)]