753731919

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{503}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 1238630400

約数和(自身を除く): 484898481

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 127, 171, 207, 381, 437, 503, 513, 621, 1143, 1311, 1509, 2413, 2921, 3429, 3933, 4527, 7239, 8763, 9557, 11569, 11799, 13581, 21717, 26289, 28671, 34707, 55499, 63881, 65151, 78867, 86013, 104121, 166497, 191643, 219811, 258039, 312363, 499491, 574929, 659433, 1213739, 1469263, 1498473, 1724787, 1978299, 3641217, 4407789, 5934897, 10923651, 13223367, 27915997, 32770953, 39670101, 83747991, 251243973, 753731919]

約数ペア:

[(1, 753731919), (3, 251243973), (9, 83747991), (19, 39670101), (23, 32770953), (27, 27915997), (57, 13223367), (69, 10923651), (127, 5934897), (171, 4407789), (207, 3641217), (381, 1978299), (437, 1724787), (503, 1498473), (513, 1469263), (621, 1213739), (1143, 659433), (1311, 574929), (1509, 499491), (2413, 312363), (2921, 258039), (3429, 219811), (3933, 191643), (4527, 166497), (7239, 104121), (8763, 86013), (9557, 78867), (11569, 65151), (11799, 63881), (13581, 55499), (21717, 34707), (26289, 28671)]