1285260067

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1\times {\mathrm{653}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 1624347648

約数和(自身を除く): 339087581

約数列:

[1, 7, 13, 43, 91, 301, 503, 559, 653, 3521, 3913, 4571, 6539, 8489, 21629, 28079, 45773, 59423, 151403, 196553, 281177, 328459, 365027, 1968239, 2299213, 2555189, 4269967, 14123737, 29889769, 98866159, 183608581, 1285260067]

約数ペア:

[(1, 1285260067), (7, 183608581), (13, 98866159), (43, 29889769), (91, 14123737), (301, 4269967), (503, 2555189), (559, 2299213), (653, 1968239), (3521, 365027), (3913, 328459), (4571, 281177), (6539, 196553), (8489, 151403), (21629, 59423), (28079, 45773)]