890722

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 24

約数和(自身を含む): 1590300

約数和(自身を除く): 699578

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 149, 298, 427, 854, 1043, 2086, 2989, 5978, 7301, 9089, 14602, 18178, 63623, 127246, 445361, 890722]

約数ペア:

[(1, 890722), (2, 445361), (7, 127246), (14, 63623), (49, 18178), (61, 14602), (98, 9089), (122, 7301), (149, 5978), (298, 2989), (427, 2086), (854, 1043)]