20170486485

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{214363}}^1$

素因数の和:214435

約数の個数: 64

約数和(自身を含む): 38894204160

約数和(自身を除く): 18723717675

約数列:

[1, 3, 5, 9, 15, 17, 27, 41, 45, 51, 85, 123, 135, 153, 205, 255, 369, 459, 615, 697, 765, 1107, 1845, 2091, 2295, 3485, 5535, 6273, 10455, 18819, 31365, 94095, 214363, 643089, 1071815, 1929267, 3215445, 3644171, 5787801, 8788883, 9646335, 10932513, 18220855, 26366649, 28939005, 32797539, 43944415, 54662565, 79099947, 98392617, 131833245, 149411011, 163987695, 237299841, 395499735, 448233033, 491963085, 747055055, 1186499205, 1344699099, 2241165165, 4034097297, 6723495495, 20170486485]

約数ペア:

[(1, 20170486485), (3, 6723495495), (5, 4034097297), (9, 2241165165), (15, 1344699099), (17, 1186499205), (27, 747055055), (41, 491963085), (45, 448233033), (51, 395499735), (85, 237299841), (123, 163987695), (135, 149411011), (153, 131833245), (205, 98392617), (255, 79099947), (369, 54662565), (459, 43944415), (615, 32797539), (697, 28939005), (765, 26366649), (1107, 18220855), (1845, 10932513), (2091, 9646335), (2295, 8788883), (3485, 5787801), (5535, 3644171), (6273, 3215445), (10455, 1929267), (18819, 1071815), (31365, 643089), (94095, 214363)]