2007192069

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{191}}^1\times {\mathrm{947}}^1$

素因数の和:1287

約数の個数: 40

約数和(自身を含む): 3039303168

約数和(自身を除く): 1032111099

約数列:

[1, 3, 9, 27, 81, 137, 191, 411, 573, 947, 1233, 1719, 2841, 3699, 5157, 8523, 11097, 15471, 25569, 26167, 76707, 78501, 129739, 180877, 235503, 389217, 542631, 706509, 1167651, 1627893, 2119527, 3502953, 4883679, 10508859, 14651037, 24780149, 74340447, 223021341, 669064023, 2007192069]

約数ペア:

[(1, 2007192069), (3, 669064023), (9, 223021341), (27, 74340447), (81, 24780149), (137, 14651037), (191, 10508859), (411, 4883679), (573, 3502953), (947, 2119527), (1233, 1627893), (1719, 1167651), (2841, 706509), (3699, 542631), (5157, 389217), (8523, 235503), (11097, 180877), (15471, 129739), (25569, 78501), (26167, 76707)]