47347173

素因数分解:

$3^4\times {\mathrm{659}}^1\times {\mathrm{887}}^1$

素因数の和:1558

約数の個数: 20

約数和(自身を含む): 70915680

約数和(自身を除く): 23568507

約数列:

[1, 3, 9, 27, 81, 659, 887, 1977, 2661, 5931, 7983, 17793, 23949, 53379, 71847, 584533, 1753599, 5260797, 15782391, 47347173]

約数ペア:

[(1, 47347173), (3, 15782391), (9, 5260797), (27, 1753599), (81, 584533), (659, 71847), (887, 53379), (1977, 23949), (2661, 17793), (5931, 7983)]