11781245

素因数分解:

$5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{823}}^1$

素因数の和:1244

約数の個数: 16

約数和(自身を含む): 16216320

約数和(自身を除く): 4435075

約数列:

[1, 5, 7, 35, 409, 823, 2045, 2863, 4115, 5761, 14315, 28805, 336607, 1683035, 2356249, 11781245]

約数ペア:

[(1, 11781245), (5, 2356249), (7, 1683035), (35, 336607), (409, 28805), (823, 14315), (2045, 5761), (2863, 4115)]