268713081

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 499000320

約数和(自身を除く): 230287239

約数列:

[1, 3, 7, 9, 13, 21, 39, 59, 63, 67, 83, 91, 117, 177, 201, 249, 273, 413, 469, 531, 581, 603, 747, 767, 819, 871, 1079, 1239, 1407, 1743, 2301, 2613, 3237, 3717, 3953, 4221, 4897, 5229, 5369, 5561, 6097, 6903, 7553, 7839, 9711, 11859, 14691, 16107, 16683, 18291, 22659, 27671, 34279, 35577, 38927, 44073, 48321, 50049, 51389, 54873, 63661, 67977, 72293, 83013, 102837, 116781, 154167, 190983, 216879, 249039, 308511, 328099, 350343, 359723, 445627, 462501, 506051, 572949, 650637, 984297, 1079169, 1336881, 1518153, 2296693, 2952891, 3237507, 4010643, 4265287, 4554459, 6890079, 12795861, 20670237, 29857009, 38387583, 89571027, 268713081]

約数ペア:

[(1, 268713081), (3, 89571027), (7, 38387583), (9, 29857009), (13, 20670237), (21, 12795861), (39, 6890079), (59, 4554459), (63, 4265287), (67, 4010643), (83, 3237507), (91, 2952891), (117, 2296693), (177, 1518153), (201, 1336881), (249, 1079169), (273, 984297), (413, 650637), (469, 572949), (531, 506051), (581, 462501), (603, 445627), (747, 359723), (767, 350343), (819, 328099), (871, 308511), (1079, 249039), (1239, 216879), (1407, 190983), (1743, 154167), (2301, 116781), (2613, 102837), (3237, 83013), (3717, 72293), (3953, 67977), (4221, 63661), (4897, 54873), (5229, 51389), (5369, 50049), (5561, 48321), (6097, 44073), (6903, 38927), (7553, 35577), (7839, 34279), (9711, 27671), (11859, 22659), (14691, 18291), (16107, 16683)]