81273996921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{449}}^1\times {\mathrm{10477}}^1$

素因数の和:11385

約数の個数: 32

約数和(自身を含む): 117236246400

約数和(自身を除く): 35962249479

約数列:

[1, 3, 13, 39, 443, 449, 1329, 1347, 5759, 5837, 10477, 17277, 17511, 31431, 136201, 198907, 408603, 596721, 2585791, 4641311, 4704173, 7757373, 13923933, 14112519, 60337043, 61154249, 181011129, 183462747, 2083948639, 6251845917, 27091332307, 81273996921]

約数ペア:

[(1, 81273996921), (3, 27091332307), (13, 6251845917), (39, 2083948639), (443, 183462747), (449, 181011129), (1329, 61154249), (1347, 60337043), (5759, 14112519), (5837, 13923933), (10477, 7757373), (17277, 4704173), (17511, 4641311), (31431, 2585791), (136201, 596721), (198907, 408603)]