17926245

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 34525440

約数和(自身を除く): 16599195

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 73, 85, 107, 135, 153, 219, 255, 321, 365, 459, 535, 657, 765, 963, 1095, 1241, 1605, 1819, 1971, 2295, 2889, 3285, 3723, 4815, 5457, 6205, 7811, 9095, 9855, 11169, 14445, 16371, 18615, 23433, 27285, 33507, 39055, 49113, 55845, 70299, 81855, 117165, 132787, 167535, 210897, 245565, 351495, 398361, 663935, 1054485, 1195083, 1991805, 3585249, 5975415, 17926245]

約数ペア:

[(1, 17926245), (3, 5975415), (5, 3585249), (9, 1991805), (15, 1195083), (17, 1054485), (27, 663935), (45, 398361), (51, 351495), (73, 245565), (85, 210897), (107, 167535), (135, 132787), (153, 117165), (219, 81855), (255, 70299), (321, 55845), (365, 49113), (459, 39055), (535, 33507), (657, 27285), (765, 23433), (963, 18615), (1095, 16371), (1241, 14445), (1605, 11169), (1819, 9855), (1971, 9095), (2295, 7811), (2889, 6205), (3285, 5457), (3723, 4815)]