127812815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{6203}}^1$

素因数の和:6538

約数の個数: 16

約数和(自身を含む): 165721248

約数和(自身を除く): 37908433

約数列:

[1, 5, 13, 65, 317, 1585, 4121, 6203, 20605, 31015, 80639, 403195, 1966351, 9831755, 25562563, 127812815]

約数ペア:

[(1, 127812815), (5, 25562563), (13, 9831755), (65, 1966351), (317, 403195), (1585, 80639), (4121, 31015), (6203, 20605)]