12720227571

素因数分解:

$3^2\times {\mathrm{173}}^1\times {\mathrm{937}}^1\times {\mathrm{8719}}^1$

素因数の和:9835

約数の個数: 24

約数和(自身を含む): 18501712320

約数和(自身を除く): 5781484749

約数列:

[1, 3, 9, 173, 519, 937, 1557, 2811, 8433, 8719, 26157, 78471, 162101, 486303, 1458909, 1508387, 4525161, 8169703, 13575483, 24509109, 73527327, 1413358619, 4240075857, 12720227571]

約数ペア:

[(1, 12720227571), (3, 4240075857), (9, 1413358619), (173, 73527327), (519, 24509109), (937, 13575483), (1557, 8169703), (2811, 4525161), (8433, 1508387), (8719, 1458909), (26157, 486303), (78471, 162101)]