25549623

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 45976320

約数和(自身を除く): 20426697

約数列:

[1, 3, 9, 11, 17, 19, 33, 47, 51, 57, 99, 141, 153, 171, 187, 209, 289, 323, 423, 517, 561, 627, 799, 867, 893, 969, 1551, 1683, 1881, 2397, 2601, 2679, 2907, 3179, 3553, 4653, 5491, 7191, 8037, 8789, 9537, 9823, 10659, 13583, 15181, 16473, 26367, 28611, 29469, 31977, 40749, 45543, 49419, 60401, 79101, 88407, 122247, 136629, 149413, 166991, 181203, 258077, 448239, 500973, 543609, 774231, 1344717, 1502919, 2322693, 2838847, 8516541, 25549623]

約数ペア:

[(1, 25549623), (3, 8516541), (9, 2838847), (11, 2322693), (17, 1502919), (19, 1344717), (33, 774231), (47, 543609), (51, 500973), (57, 448239), (99, 258077), (141, 181203), (153, 166991), (171, 149413), (187, 136629), (209, 122247), (289, 88407), (323, 79101), (423, 60401), (517, 49419), (561, 45543), (627, 40749), (799, 31977), (867, 29469), (893, 28611), (969, 26367), (1551, 16473), (1683, 15181), (1881, 13583), (2397, 10659), (2601, 9823), (2679, 9537), (2907, 8789), (3179, 8037), (3553, 7191), (4653, 5491)]