13120731

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 21672000

約数和(自身を除く): 8551269

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 1289, 3393, 3867, 10179, 11601, 16757, 34803, 37381, 50271, 112143, 150813, 336429, 452439, 485953, 1009287, 1457859, 4373577, 13120731]

約数ペア:

[(1, 13120731), (3, 4373577), (9, 1457859), (13, 1009287), (27, 485953), (29, 452439), (39, 336429), (87, 150813), (117, 112143), (261, 50271), (351, 37381), (377, 34803), (783, 16757), (1131, 11601), (1289, 10179), (3393, 3867)]