2008309989

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1\times {\mathrm{1069}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 3090228480

約数和(自身を除く): 1081918491

約数列:

[1, 3, 7, 21, 137, 411, 653, 959, 1069, 1959, 2877, 3207, 4571, 7483, 13713, 22449, 89461, 146453, 268383, 439359, 626227, 698057, 1025171, 1878681, 2094171, 3075513, 4886399, 14659197, 95633809, 286901427, 669436663, 2008309989]

約数ペア:

[(1, 2008309989), (3, 669436663), (7, 286901427), (21, 95633809), (137, 14659197), (411, 4886399), (653, 3075513), (959, 2094171), (1069, 1878681), (1959, 1025171), (2877, 698057), (3207, 626227), (4571, 439359), (7483, 268383), (13713, 146453), (22449, 89461)]