17217855

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 32145984

約数和(自身を除く): 14928129

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 213, 255, 317, 355, 639, 765, 951, 1065, 1207, 1585, 2853, 3195, 3621, 4755, 5389, 6035, 10863, 14265, 16167, 18105, 22507, 26945, 48501, 54315, 67521, 80835, 112535, 202563, 242505, 337605, 382619, 1012815, 1147857, 1913095, 3443571, 5739285, 17217855]

約数ペア:

[(1, 17217855), (3, 5739285), (5, 3443571), (9, 1913095), (15, 1147857), (17, 1012815), (45, 382619), (51, 337605), (71, 242505), (85, 202563), (153, 112535), (213, 80835), (255, 67521), (317, 54315), (355, 48501), (639, 26945), (765, 22507), (951, 18105), (1065, 16167), (1207, 14265), (1585, 10863), (2853, 6035), (3195, 5389), (3621, 4755)]