12691017

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 18983328

約数和(自身を除く): 6292311

約数列:

[1, 3, 9, 41, 123, 163, 211, 369, 489, 633, 1467, 1899, 6683, 8651, 20049, 25953, 34393, 60147, 77859, 103179, 309537, 1410113, 4230339, 12691017]

約数ペア:

[(1, 12691017), (3, 4230339), (9, 1410113), (41, 309537), (123, 103179), (163, 77859), (211, 60147), (369, 34393), (489, 25953), (633, 20049), (1467, 8651), (1899, 6683)]