210681765

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{39343}}^1$

素因数の和:39378

約数の個数: 48

約数和(自身を含む): 441911808

約数和(自身を除く): 231230043

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 5355, 39343, 118029, 196715, 275401, 354087, 590145, 668831, 826203, 1377005, 1770435, 2006493, 2478609, 3344155, 4131015, 4681817, 6019479, 10032465, 12393045, 14045451, 23409085, 30097395, 42136353, 70227255, 210681765]

約数ペア:

[(1, 210681765), (3, 70227255), (5, 42136353), (7, 30097395), (9, 23409085), (15, 14045451), (17, 12393045), (21, 10032465), (35, 6019479), (45, 4681817), (51, 4131015), (63, 3344155), (85, 2478609), (105, 2006493), (119, 1770435), (153, 1377005), (255, 826203), (315, 668831), (357, 590145), (595, 354087), (765, 275401), (1071, 196715), (1785, 118029), (5355, 39343)]