12953847

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 18704896

約数和(自身を除く): 5751049

約数列:

[1, 3, 17, 51, 67, 201, 223, 289, 669, 867, 1139, 3417, 3791, 11373, 14941, 19363, 44823, 58089, 64447, 193341, 253997, 761991, 4317949, 12953847]

約数ペア:

[(1, 12953847), (3, 4317949), (17, 761991), (51, 253997), (67, 193341), (201, 64447), (223, 58089), (289, 44823), (669, 19363), (867, 14941), (1139, 11373), (3417, 3791)]