86537815

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2137}}^1$

素因数の和:2251

約数の個数: 32

約数和(自身を含む): 129306240

約数和(自身を除く): 42768425

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 445, 455, 623, 1157, 2137, 3115, 5785, 8099, 10685, 14959, 27781, 40495, 74795, 138905, 190193, 194467, 950965, 972335, 1331351, 2472509, 6656755, 12362545, 17307563, 86537815]

約数ペア:

[(1, 86537815), (5, 17307563), (7, 12362545), (13, 6656755), (35, 2472509), (65, 1331351), (89, 972335), (91, 950965), (445, 194467), (455, 190193), (623, 138905), (1157, 74795), (2137, 40495), (3115, 27781), (5785, 14959), (8099, 10685)]