17216213

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1753}}^1$

素因数の和:1844

約数の個数: 16

約数和(自身を含む): 20879616

約数和(自身を除く): 3663403

約数列:

[1, 7, 23, 61, 161, 427, 1403, 1753, 9821, 12271, 40319, 106933, 282233, 748531, 2459459, 17216213]

約数ペア:

[(1, 17216213), (7, 2459459), (23, 748531), (61, 282233), (161, 106933), (427, 40319), (1403, 12271), (1753, 9821)]