811982781

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{263}}^1\times {\mathrm{1187}}^1$

素因数の和:1490

約数の個数: 36

約数和(自身を含む): 1251705312

約数和(自身を除く): 439722531

約数列:

[1, 3, 9, 17, 51, 153, 263, 289, 789, 867, 1187, 2367, 2601, 3561, 4471, 10683, 13413, 20179, 40239, 60537, 76007, 181611, 228021, 312181, 343043, 684063, 936543, 1029129, 2809629, 3087387, 5307077, 15921231, 47763693, 90220309, 270660927, 811982781]

約数ペア:

[(1, 811982781), (3, 270660927), (9, 90220309), (17, 47763693), (51, 15921231), (153, 5307077), (263, 3087387), (289, 2809629), (789, 1029129), (867, 936543), (1187, 684063), (2367, 343043), (2601, 312181), (3561, 228021), (4471, 181611), (10683, 76007), (13413, 60537), (20179, 40239)]