31967217

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{17159}}^1$

素因数の和:17194

約数の個数: 20

約数和(自身を含む): 49832640

約数和(自身を除く): 17865423

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 17159, 51477, 154431, 394657, 463293, 1183971, 1389879, 3551913, 10655739, 31967217]

約数ペア:

[(1, 31967217), (3, 10655739), (9, 3551913), (23, 1389879), (27, 1183971), (69, 463293), (81, 394657), (207, 154431), (621, 51477), (1863, 17159)]