87661257

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{6449}}^1$

素因数の和:6672

約数の個数: 16

約数和(自身を含む): 122601600

約数和(自身を除く): 34940343

約数列:

[1, 3, 23, 69, 197, 591, 4531, 6449, 13593, 19347, 148327, 444981, 1270453, 3811359, 29220419, 87661257]

約数ペア:

[(1, 87661257), (3, 29220419), (23, 3811359), (69, 1270453), (197, 444981), (591, 148327), (4531, 19347), (6449, 13593)]