7672221

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 11591424

約数和(自身を除く): 3919203

約数列:

[1, 3, 9, 31, 93, 107, 257, 279, 321, 771, 963, 2313, 3317, 7967, 9951, 23901, 27499, 29853, 71703, 82497, 247491, 852469, 2557407, 7672221]

約数ペア:

[(1, 7672221), (3, 2557407), (9, 852469), (31, 247491), (93, 82497), (107, 71703), (257, 29853), (279, 27499), (321, 23901), (771, 9951), (963, 7967), (2313, 3317)]