11881647

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{3121}}^1$

素因数の和:3180

約数の個数: 20

約数和(自身を含む): 18132576

約数和(自身を除く): 6250929

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3121, 3807, 9363, 28089, 84267, 146687, 252801, 440061, 1320183, 3960549, 11881647]

約数ペア:

[(1, 11881647), (3, 3960549), (9, 1320183), (27, 440061), (47, 252801), (81, 146687), (141, 84267), (423, 28089), (1269, 9363), (3121, 3807)]