978171471

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{70621}}^1$

素因数の和:70658

約数の個数: 28

約数和(自身を含む): 1543796920

約数和(自身を除く): 565625449

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 729, 1539, 4617, 13851, 70621, 211863, 635589, 1341799, 1906767, 4025397, 5720301, 12076191, 17160903, 36228573, 51482709, 108685719, 326057157, 978171471]

約数ペア:

[(1, 978171471), (3, 326057157), (9, 108685719), (19, 51482709), (27, 36228573), (57, 17160903), (81, 12076191), (171, 5720301), (243, 4025397), (513, 1906767), (729, 1341799), (1539, 635589), (4617, 211863), (13851, 70621)]