78992557

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 64

約数和(自身を含む): 110592000

約数和(自身を除く): 31599443

約数列:

[1, 7, 17, 19, 23, 31, 49, 119, 133, 161, 217, 323, 343, 391, 437, 527, 589, 713, 833, 931, 1127, 1519, 2261, 2737, 3059, 3689, 4123, 4991, 5831, 6517, 7429, 7889, 10013, 10633, 12121, 13547, 15827, 19159, 21413, 25823, 28861, 34937, 52003, 70091, 84847, 94829, 110789, 134113, 149891, 180761, 202027, 230299, 244559, 364021, 490637, 593929, 663803, 1612093, 2548147, 3434459, 4157503, 4646621, 11284651, 78992557]

約数ペア:

[(1, 78992557), (7, 11284651), (17, 4646621), (19, 4157503), (23, 3434459), (31, 2548147), (49, 1612093), (119, 663803), (133, 593929), (161, 490637), (217, 364021), (323, 244559), (343, 230299), (391, 202027), (437, 180761), (527, 149891), (589, 134113), (713, 110789), (833, 94829), (931, 84847), (1127, 70091), (1519, 52003), (2261, 34937), (2737, 28861), (3059, 25823), (3689, 21413), (4123, 19159), (4991, 15827), (5831, 13547), (6517, 12121), (7429, 10633), (7889, 10013)]