7439621

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 9329760

約数和(自身を除く): 1890139

約数列:

[1, 7, 19, 49, 61, 131, 133, 427, 917, 931, 1159, 2489, 2989, 6419, 7991, 8113, 17423, 55937, 56791, 121961, 151829, 391559, 1062803, 7439621]

約数ペア:

[(1, 7439621), (7, 1062803), (19, 391559), (49, 151829), (61, 121961), (131, 56791), (133, 55937), (427, 17423), (917, 8113), (931, 7991), (1159, 6419), (2489, 2989)]