87664694

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 144970560

約数和(自身を除く): 57305866

約数列:

[1, 2, 13, 26, 71, 142, 169, 281, 338, 562, 923, 1846, 2197, 3653, 4394, 7306, 11999, 19951, 23998, 39902, 47489, 94978, 155987, 259363, 311974, 518726, 617357, 1234714, 3371719, 6743438, 43832347, 87664694]

約数ペア:

[(1, 87664694), (2, 43832347), (13, 6743438), (26, 3371719), (71, 1234714), (142, 617357), (169, 518726), (281, 311974), (338, 259363), (562, 155987), (923, 94978), (1846, 47489), (2197, 39902), (3653, 23998), (4394, 19951), (7306, 11999)]