30720326

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9929}}^1$

素因数の和:9968

約数の個数: 32

約数和(自身を含む): 60056640

約数和(自身を除く): 29336314

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 9929, 19858, 69503, 129077, 139006, 168793, 258154, 337586, 903539, 1181551, 1807078, 2194309, 2363102, 4388618, 15360163, 30720326]

約数ペア:

[(1, 30720326), (2, 15360163), (7, 4388618), (13, 2363102), (14, 2194309), (17, 1807078), (26, 1181551), (34, 903539), (91, 337586), (119, 258154), (182, 168793), (221, 139006), (238, 129077), (442, 69503), (1547, 19858), (3094, 9929)]