337909

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:180

約数の個数: 16

約数和(自身を含む): 423360

約数和(自身を除く): 85451

約数列:

[1, 11, 13, 17, 139, 143, 187, 221, 1529, 1807, 2363, 2431, 19877, 25993, 30719, 337909]

約数ペア:

[(1, 337909), (11, 30719), (13, 25993), (17, 19877), (139, 2431), (143, 2363), (187, 1807), (221, 1529)]