2005269

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 3338496

約数和(自身を除く): 1333227

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 137, 287, 357, 411, 697, 861, 959, 2091, 2329, 2877, 4879, 5617, 6987, 14637, 16303, 16851, 39319, 48909, 95489, 117957, 286467, 668423, 2005269]

約数ペア:

[(1, 2005269), (3, 668423), (7, 286467), (17, 117957), (21, 95489), (41, 48909), (51, 39319), (119, 16851), (123, 16303), (137, 14637), (287, 6987), (357, 5617), (411, 4879), (697, 2877), (861, 2329), (959, 2091)]