16878969

素因数分解:

$3^3\times {\mathrm{47}}^2\times {\mathrm{283}}^1$

素因数の和:386

約数の個数: 24

約数和(自身を含む): 25639520

約数和(自身を除く): 8760551

約数列:

[1, 3, 9, 27, 47, 141, 283, 423, 849, 1269, 2209, 2547, 6627, 7641, 13301, 19881, 39903, 59643, 119709, 359127, 625147, 1875441, 5626323, 16878969]

約数ペア:

[(1, 16878969), (3, 5626323), (9, 1875441), (27, 625147), (47, 359127), (141, 119709), (283, 59643), (423, 39903), (849, 19881), (1269, 13301), (2209, 7641), (2547, 6627)]