1218700864052

素因数分解:

$2^2\times 7^1\times {\mathrm{1381}}^1\times {\mathrm{31517039}}^1$

素因数の和:31518431

約数の個数: 24

約数和(自身を含む): 2439166759680

約数和(自身を除く): 1220465895628

約数列:

[1, 2, 4, 7, 14, 28, 1381, 2762, 5524, 9667, 19334, 38668, 31517039, 63034078, 126068156, 220619273, 441238546, 882477092, 43525030859, 87050061718, 174100123436, 304675216013, 609350432026, 1218700864052]

約数ペア:

[(1, 1218700864052), (2, 609350432026), (4, 304675216013), (7, 174100123436), (14, 87050061718), (28, 43525030859), (1381, 882477092), (2762, 441238546), (5524, 220619273), (9667, 126068156), (19334, 63034078), (38668, 31517039)]