2164185

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:95

約数の個数: 64

約数和(自身を含む): 4354560

約数和(自身を除く): 2190375

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 41, 45, 51, 69, 85, 115, 123, 135, 153, 205, 207, 255, 345, 369, 391, 459, 615, 621, 697, 765, 943, 1035, 1107, 1173, 1845, 1955, 2091, 2295, 2829, 3105, 3485, 3519, 4715, 5535, 5865, 6273, 8487, 10455, 10557, 14145, 16031, 17595, 18819, 25461, 31365, 42435, 48093, 52785, 80155, 94095, 127305, 144279, 240465, 432837, 721395, 2164185]

約数ペア:

[(1, 2164185), (3, 721395), (5, 432837), (9, 240465), (15, 144279), (17, 127305), (23, 94095), (27, 80155), (41, 52785), (45, 48093), (51, 42435), (69, 31365), (85, 25461), (115, 18819), (123, 17595), (135, 16031), (153, 14145), (205, 10557), (207, 10455), (255, 8487), (345, 6273), (369, 5865), (391, 5535), (459, 4715), (615, 3519), (621, 3485), (697, 3105), (765, 2829), (943, 2295), (1035, 2091), (1107, 1955), (1173, 1845)]