16662195

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 32314464

約数和(自身を除く): 15652269

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 99, 123, 165, 205, 369, 451, 495, 615, 821, 1353, 1845, 2255, 2463, 4059, 4105, 6765, 7389, 9031, 12315, 20295, 27093, 33661, 36945, 45155, 81279, 100983, 135465, 168305, 302949, 370271, 406395, 504915, 1110813, 1514745, 1851355, 3332439, 5554065, 16662195]

約数ペア:

[(1, 16662195), (3, 5554065), (5, 3332439), (9, 1851355), (11, 1514745), (15, 1110813), (33, 504915), (41, 406395), (45, 370271), (55, 302949), (99, 168305), (123, 135465), (165, 100983), (205, 81279), (369, 45155), (451, 36945), (495, 33661), (615, 27093), (821, 20295), (1353, 12315), (1845, 9031), (2255, 7389), (2463, 6765), (4059, 4105)]