47709

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:62

約数の個数: 20

約数和(自身を含む): 77440

約数和(自身を除く): 29731

約数列:

[1, 3, 9, 19, 27, 31, 57, 81, 93, 171, 279, 513, 589, 837, 1539, 1767, 2511, 5301, 15903, 47709]

約数ペア:

[(1, 47709), (3, 15903), (9, 5301), (19, 2511), (27, 1767), (31, 1539), (57, 837), (81, 589), (93, 513), (171, 279)]