18125973

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{587}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 27151488

約数和(自身を除く): 9025515

約数列:

[1, 3, 9, 47, 73, 141, 219, 423, 587, 657, 1761, 3431, 5283, 10293, 27589, 30879, 42851, 82767, 128553, 248301, 385659, 2013997, 6041991, 18125973]

約数ペア:

[(1, 18125973), (3, 6041991), (9, 2013997), (47, 385659), (73, 248301), (141, 128553), (219, 82767), (423, 42851), (587, 30879), (657, 27589), (1761, 10293), (3431, 5283)]