31090311

素因数分解:

$3^4\times 7^1\times {\mathrm{54833}}^1$

素因数の和:54852

約数の個数: 20

約数和(自身を含む): 53079312

約数和(自身を除く): 21989001

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 54833, 164499, 383831, 493497, 1151493, 1480491, 3454479, 4441473, 10363437, 31090311]

約数ペア:

[(1, 31090311), (3, 10363437), (7, 4441473), (9, 3454479), (21, 1480491), (27, 1151493), (63, 493497), (81, 383831), (189, 164499), (567, 54833)]