5205123

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 10136880

約数和(自身を除く): 4931757

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 37, 49, 63, 77, 87, 99, 111, 147, 203, 231, 259, 261, 319, 333, 407, 441, 539, 609, 693, 777, 957, 1073, 1221, 1421, 1617, 1813, 1827, 2233, 2331, 2849, 2871, 3219, 3663, 4263, 4851, 5439, 6699, 7511, 8547, 9657, 11803, 12789, 15631, 16317, 19943, 20097, 22533, 25641, 35409, 46893, 52577, 59829, 67599, 82621, 106227, 140679, 157731, 179487, 247863, 473193, 578347, 743589, 1735041, 5205123]

約数ペア:

[(1, 5205123), (3, 1735041), (7, 743589), (9, 578347), (11, 473193), (21, 247863), (29, 179487), (33, 157731), (37, 140679), (49, 106227), (63, 82621), (77, 67599), (87, 59829), (99, 52577), (111, 46893), (147, 35409), (203, 25641), (231, 22533), (259, 20097), (261, 19943), (319, 16317), (333, 15631), (407, 12789), (441, 11803), (539, 9657), (609, 8547), (693, 7511), (777, 6699), (957, 5439), (1073, 4851), (1221, 4263), (1421, 3663), (1617, 3219), (1813, 2871), (1827, 2849), (2233, 2331)]