22720071

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9697}}^1$

素因数の和:9782

約数の個数: 16

約数和(自身を含む): 33516288

約数和(自身を除く): 10796217

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 9697, 29091, 106667, 320001, 688487, 2065461, 7573357, 22720071]

約数ペア:

[(1, 22720071), (3, 7573357), (11, 2065461), (33, 688487), (71, 320001), (213, 106667), (781, 29091), (2343, 9697)]