73385884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 154949760

約数和(自身を除く): 81563876

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 139, 142, 143, 169, 278, 284, 286, 338, 556, 572, 676, 781, 923, 1529, 1562, 1807, 1846, 1859, 3058, 3124, 3614, 3692, 3718, 6116, 7228, 7436, 9869, 10153, 11999, 19738, 19877, 20306, 23491, 23998, 39476, 39754, 40612, 46982, 47996, 79508, 93964, 108559, 128297, 131989, 217118, 256594, 258401, 263978, 434236, 513188, 516802, 527956, 1033604, 1411267, 1667861, 2822534, 3335722, 5645068, 6671444, 18346471, 36692942, 73385884]

約数ペア:

[(1, 73385884), (2, 36692942), (4, 18346471), (11, 6671444), (13, 5645068), (22, 3335722), (26, 2822534), (44, 1667861), (52, 1411267), (71, 1033604), (139, 527956), (142, 516802), (143, 513188), (169, 434236), (278, 263978), (284, 258401), (286, 256594), (338, 217118), (556, 131989), (572, 128297), (676, 108559), (781, 93964), (923, 79508), (1529, 47996), (1562, 46982), (1807, 40612), (1846, 39754), (1859, 39476), (3058, 23998), (3124, 23491), (3614, 20306), (3692, 19877), (3718, 19738), (6116, 11999), (7228, 10153), (7436, 9869)]