12888915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 22403136

約数和(自身を除く): 9514221

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 421, 471, 785, 1263, 2041, 2105, 2355, 5473, 6123, 6315, 10205, 16419, 27365, 30615, 66097, 82095, 198291, 330485, 859261, 991455, 2577783, 4296305, 12888915]

約数ペア:

[(1, 12888915), (3, 4296305), (5, 2577783), (13, 991455), (15, 859261), (39, 330485), (65, 198291), (157, 82095), (195, 66097), (421, 30615), (471, 27365), (785, 16419), (1263, 10205), (2041, 6315), (2105, 6123), (2355, 5473)]