73664559

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{12809}}^1$

素因数の和:12892

約数の個数: 20

約数和(自身を含む): 111600720

約数和(自身を除く): 37936161

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 12809, 38427, 115281, 345843, 909439, 1037529, 2728317, 8184951, 24554853, 73664559]

約数ペア:

[(1, 73664559), (3, 24554853), (9, 8184951), (27, 2728317), (71, 1037529), (81, 909439), (213, 345843), (639, 115281), (1917, 38427), (5751, 12809)]