225156789

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 416078208

約数和(自身を除く): 190921419

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 41, 51, 99, 117, 123, 143, 153, 187, 221, 251, 369, 429, 451, 533, 561, 663, 697, 753, 1287, 1353, 1599, 1683, 1989, 2091, 2259, 2431, 2761, 3263, 4059, 4267, 4797, 5863, 6273, 7293, 7667, 8283, 9061, 9789, 10291, 12801, 17589, 21879, 23001, 24849, 27183, 29367, 30873, 35893, 38403, 46937, 52767, 55471, 69003, 81549, 92619, 99671, 107679, 113201, 133783, 140811, 166413, 174947, 299013, 323037, 339603, 401349, 422433, 499239, 524841, 610181, 897039, 1018809, 1204047, 1471613, 1574523, 1830543, 1924417, 2274311, 4414839, 5491629, 5773251, 6822933, 13244517, 17319753, 20468799, 25017421, 75052263, 225156789]

約数ペア:

[(1, 225156789), (3, 75052263), (9, 25017421), (11, 20468799), (13, 17319753), (17, 13244517), (33, 6822933), (39, 5773251), (41, 5491629), (51, 4414839), (99, 2274311), (117, 1924417), (123, 1830543), (143, 1574523), (153, 1471613), (187, 1204047), (221, 1018809), (251, 897039), (369, 610181), (429, 524841), (451, 499239), (533, 422433), (561, 401349), (663, 339603), (697, 323037), (753, 299013), (1287, 174947), (1353, 166413), (1599, 140811), (1683, 133783), (1989, 113201), (2091, 107679), (2259, 99671), (2431, 92619), (2761, 81549), (3263, 69003), (4059, 55471), (4267, 52767), (4797, 46937), (5863, 38403), (6273, 35893), (7293, 30873), (7667, 29367), (8283, 27183), (9061, 24849), (9789, 23001), (10291, 21879), (12801, 17589)]