1216331397

素因数分解:

$3^6\times {\mathrm{53}}^1\times {\mathrm{31481}}^1$

素因数の和:31552

約数の個数: 28

約数和(自身を含む): 1858130604

約数和(自身を除く): 641799207

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 729, 1431, 4293, 12879, 31481, 38637, 94443, 283329, 849987, 1668493, 2549961, 5005479, 7649883, 15016437, 22949649, 45049311, 135147933, 405443799, 1216331397]

約数ペア:

[(1, 1216331397), (3, 405443799), (9, 135147933), (27, 45049311), (53, 22949649), (81, 15016437), (159, 7649883), (243, 5005479), (477, 2549961), (729, 1668493), (1431, 849987), (4293, 283329), (12879, 94443), (31481, 38637)]