222727923

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{31687}}^1$

素因数の和:31775

約数の個数: 24

約数和(自身を含む): 355919616

約数和(自身を除く): 133191693

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 7029, 31687, 95061, 285183, 348557, 1045671, 2249777, 3137013, 6749331, 20247993, 24747547, 74242641, 222727923]

約数ペア:

[(1, 222727923), (3, 74242641), (9, 24747547), (11, 20247993), (33, 6749331), (71, 3137013), (99, 2249777), (213, 1045671), (639, 348557), (781, 285183), (2343, 95061), (7029, 31687)]