1231218

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{937}}^1$

素因数の和:1018

約数の個数: 24

約数和(自身を含む): 2707068

約数和(自身を除く): 1475850

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 937, 1314, 1874, 2811, 5622, 8433, 16866, 68401, 136802, 205203, 410406, 615609, 1231218]

約数ペア:

[(1, 1231218), (2, 615609), (3, 410406), (6, 205203), (9, 136802), (18, 68401), (73, 16866), (146, 8433), (219, 5622), (438, 2811), (657, 1874), (937, 1314)]