12180807

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 18878400

約数和(自身を除く): 6697593

約数列:

[1, 3, 9, 27, 37, 89, 111, 137, 267, 333, 411, 801, 999, 1233, 2403, 3293, 3699, 5069, 9879, 12193, 15207, 29637, 36579, 45621, 88911, 109737, 136863, 329211, 451141, 1353423, 4060269, 12180807]

約数ペア:

[(1, 12180807), (3, 4060269), (9, 1353423), (27, 451141), (37, 329211), (89, 136863), (111, 109737), (137, 88911), (267, 45621), (333, 36579), (411, 29637), (801, 15207), (999, 12193), (1233, 9879), (2403, 5069), (3293, 3699)]