7809885

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 15240960

約数和(自身を除く): 7431075

約数列:

[1, 3, 5, 9, 15, 17, 27, 41, 45, 51, 83, 85, 123, 135, 153, 205, 249, 255, 369, 415, 459, 615, 697, 747, 765, 1107, 1245, 1411, 1845, 2091, 2241, 2295, 3403, 3485, 3735, 4233, 5535, 6273, 7055, 10209, 10455, 11205, 12699, 17015, 18819, 21165, 30627, 31365, 38097, 51045, 57851, 63495, 91881, 94095, 153135, 173553, 190485, 289255, 459405, 520659, 867765, 1561977, 2603295, 7809885]

約数ペア:

[(1, 7809885), (3, 2603295), (5, 1561977), (9, 867765), (15, 520659), (17, 459405), (27, 289255), (41, 190485), (45, 173553), (51, 153135), (83, 94095), (85, 91881), (123, 63495), (135, 57851), (153, 51045), (205, 38097), (249, 31365), (255, 30627), (369, 21165), (415, 18819), (459, 17015), (615, 12699), (697, 11205), (747, 10455), (765, 10209), (1107, 7055), (1245, 6273), (1411, 5535), (1845, 4233), (2091, 3735), (2241, 3485), (2295, 3403)]