222601401

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{2879}}^1$

素因数の和:2978

約数の個数: 36

約数和(自身を含む): 358525440

約数和(自身を除く): 135924039

約数列:

[1, 3, 9, 11, 33, 71, 99, 121, 213, 363, 639, 781, 1089, 2343, 2879, 7029, 8591, 8637, 25773, 25911, 31669, 77319, 95007, 204409, 285021, 348359, 613227, 1045077, 1839681, 2248499, 3135231, 6745497, 20236491, 24733489, 74200467, 222601401]

約数ペア:

[(1, 222601401), (3, 74200467), (9, 24733489), (11, 20236491), (33, 6745497), (71, 3135231), (99, 2248499), (121, 1839681), (213, 1045077), (363, 613227), (639, 348359), (781, 285021), (1089, 204409), (2343, 95007), (2879, 77319), (7029, 31669), (8591, 25911), (8637, 25773)]