16801653

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{101}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 25033248

約数和(自身を除く): 8231595

約数列:

[1, 3, 11, 33, 71, 101, 213, 303, 781, 1111, 2343, 3333, 5041, 7171, 15123, 21513, 55451, 78881, 166353, 236643, 509141, 1527423, 5600551, 16801653]

約数ペア:

[(1, 16801653), (3, 5600551), (11, 1527423), (33, 509141), (71, 236643), (101, 166353), (213, 78881), (303, 55451), (781, 21513), (1111, 15123), (2343, 7171), (3333, 5041)]