71454383

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 107867520

約数和(自身を除く): 36413137

約数列:

[1, 7, 11, 13, 17, 19, 77, 91, 119, 133, 143, 169, 187, 209, 221, 247, 289, 323, 1001, 1183, 1309, 1463, 1547, 1729, 1859, 2023, 2261, 2431, 2717, 2873, 3179, 3211, 3553, 3757, 4199, 5491, 13013, 17017, 19019, 20111, 22253, 22477, 24871, 26299, 29393, 31603, 35321, 38437, 41327, 46189, 48841, 54587, 60401, 71383, 221221, 247247, 289289, 323323, 341887, 382109, 422807, 499681, 537251, 600457, 785213, 927979, 3760757, 4203199, 5496491, 6495853, 10207769, 71454383]

約数ペア:

[(1, 71454383), (7, 10207769), (11, 6495853), (13, 5496491), (17, 4203199), (19, 3760757), (77, 927979), (91, 785213), (119, 600457), (133, 537251), (143, 499681), (169, 422807), (187, 382109), (209, 341887), (221, 323323), (247, 289289), (289, 247247), (323, 221221), (1001, 71383), (1183, 60401), (1309, 54587), (1463, 48841), (1547, 46189), (1729, 41327), (1859, 38437), (2023, 35321), (2261, 31603), (2431, 29393), (2717, 26299), (2873, 24871), (3179, 22477), (3211, 22253), (3553, 20111), (3757, 19019), (4199, 17017), (5491, 13013)]