56746017

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{21817}}^1$

素因数の和:21857

約数の個数: 18

約数和(自身を含む): 87075638

約数和(自身を除く): 30329621

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 21817, 65451, 196353, 370889, 1112667, 3338001, 6305113, 18915339, 56746017]

約数ペア:

[(1, 56746017), (3, 18915339), (9, 6305113), (17, 3338001), (51, 1112667), (153, 370889), (289, 196353), (867, 65451), (2601, 21817)]