2986389

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:271

約数の個数: 40

約数和(自身を含む): 5343360

約数和(自身を除く): 2356971

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 229, 483, 567, 621, 687, 1449, 1603, 1863, 2061, 4347, 4809, 5267, 6183, 13041, 14427, 15801, 18549, 36869, 43281, 47403, 110607, 129843, 142209, 331821, 426627, 995463, 2986389]

約数ペア:

[(1, 2986389), (3, 995463), (7, 426627), (9, 331821), (21, 142209), (23, 129843), (27, 110607), (63, 47403), (69, 43281), (81, 36869), (161, 18549), (189, 15801), (207, 14427), (229, 13041), (483, 6183), (567, 5267), (621, 4809), (687, 4347), (1449, 2061), (1603, 1863)]