328960319

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 371347200

約数和(自身を除く): 42386881

約数列:

[1, 17, 19, 139, 289, 323, 431, 2363, 2641, 5491, 7327, 8189, 40171, 44897, 59909, 124559, 139213, 763249, 1018453, 1138271, 2366621, 17313701, 19350607, 328960319]

約数ペア:

[(1, 328960319), (17, 19350607), (19, 17313701), (139, 2366621), (289, 1138271), (323, 1018453), (431, 763249), (2363, 139213), (2641, 124559), (5491, 59909), (7327, 44897), (8189, 40171)]