18230031

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 27316224

約数和(自身を除く): 9086193

約数列:

[1, 3, 9, 47, 71, 141, 213, 423, 607, 639, 1821, 3337, 5463, 10011, 28529, 30033, 43097, 85587, 129291, 256761, 387873, 2025559, 6076677, 18230031]

約数ペア:

[(1, 18230031), (3, 6076677), (9, 2025559), (47, 387873), (71, 256761), (141, 129291), (213, 85587), (423, 43097), (607, 30033), (639, 28529), (1821, 10011), (3337, 5463)]