7855887

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 32

約数和(自身を含む): 12277440

約数和(自身を除く): 4421553

約数列:

[1, 3, 13, 17, 39, 41, 51, 123, 221, 289, 533, 663, 697, 867, 1599, 2091, 3757, 4913, 9061, 11271, 11849, 14739, 27183, 35547, 63869, 154037, 191607, 201433, 462111, 604299, 2618629, 7855887]

約数ペア:

[(1, 7855887), (3, 2618629), (13, 604299), (17, 462111), (39, 201433), (41, 191607), (51, 154037), (123, 63869), (221, 35547), (289, 27183), (533, 14739), (663, 11849), (697, 11271), (867, 9061), (1599, 4913), (2091, 3757)]