87472012

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{409}}^1\times {\mathrm{421}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 155025920

約数和(自身を除く): 67553908

約数列:

[1, 2, 4, 127, 254, 409, 421, 508, 818, 842, 1636, 1684, 51943, 53467, 103886, 106934, 172189, 207772, 213868, 344378, 688756, 21868003, 43736006, 87472012]

約数ペア:

[(1, 87472012), (2, 43736006), (4, 21868003), (127, 688756), (254, 344378), (409, 213868), (421, 207772), (508, 172189), (818, 106934), (842, 103886), (1636, 53467), (1684, 51943)]