47587281

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{2549}}^1$

素因数の和:2693

約数の個数: 24

約数和(自身を含む): 74419200

約数和(自身を除く): 26831919

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 889, 2549, 2667, 6223, 7647, 17843, 18669, 53529, 124901, 323723, 374703, 971169, 2266061, 6798183, 15862427, 47587281]

約数ペア:

[(1, 47587281), (3, 15862427), (7, 6798183), (21, 2266061), (49, 971169), (127, 374703), (147, 323723), (381, 124901), (889, 53529), (2549, 18669), (2667, 17843), (6223, 7647)]