12761745

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5419}}^1$

素因数の和:5584

約数の個数: 16

約数和(自身を含む): 20552640

約数和(自身を除く): 7790895

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 5419, 16257, 27095, 81285, 850783, 2552349, 4253915, 12761745]

約数ペア:

[(1, 12761745), (3, 4253915), (5, 2552349), (15, 850783), (157, 81285), (471, 27095), (785, 16257), (2355, 5419)]