80876939

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 107278080

約数和(自身を除く): 26401141

約数列:

[1, 11, 13, 17, 19, 103, 143, 187, 209, 221, 247, 289, 323, 1133, 1339, 1751, 1957, 2431, 2717, 3179, 3553, 3757, 4199, 5491, 14729, 19261, 21527, 22763, 25441, 29767, 33269, 41327, 46189, 60401, 71383, 250393, 279851, 327437, 365959, 386971, 432497, 565573, 785213, 4256681, 4757467, 6221303, 7352449, 80876939]

約数ペア:

[(1, 80876939), (11, 7352449), (13, 6221303), (17, 4757467), (19, 4256681), (103, 785213), (143, 565573), (187, 432497), (209, 386971), (221, 365959), (247, 327437), (289, 279851), (323, 250393), (1133, 71383), (1339, 60401), (1751, 46189), (1957, 41327), (2431, 33269), (2717, 29767), (3179, 25441), (3553, 22763), (3757, 21527), (4199, 19261), (5491, 14729)]