13870773

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:534

約数の個数: 36

約数和(自身を含む): 23688288

約数和(自身を除く): 9817515

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 443, 497, 639, 1329, 1491, 3101, 3479, 3987, 4473, 9303, 10437, 21707, 27909, 31311, 31453, 65121, 94359, 195363, 220171, 283077, 660513, 1541197, 1981539, 4623591, 13870773]

約数ペア:

[(1, 13870773), (3, 4623591), (7, 1981539), (9, 1541197), (21, 660513), (49, 283077), (63, 220171), (71, 195363), (147, 94359), (213, 65121), (441, 31453), (443, 31311), (497, 27909), (639, 21707), (1329, 10437), (1491, 9303), (3101, 4473), (3479, 3987)]