23727987

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{523}}^1$

素因数の和:671

約数の個数: 18

約数和(自身を含む): 34829756

約数和(自身を除く): 11101769

約数列:

[1, 3, 9, 71, 213, 523, 639, 1569, 4707, 5041, 15123, 37133, 45369, 111399, 334197, 2636443, 7909329, 23727987]

約数ペア:

[(1, 23727987), (3, 7909329), (9, 2636443), (71, 334197), (213, 111399), (523, 45369), (639, 37133), (1569, 15123), (4707, 5041)]