647933328

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{642791}}^1$

素因数の和:642812

約数の個数: 60

約数和(自身を含む): 2072361408

約数和(自身を除く): 1424428080

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 642791, 1285582, 1928373, 2571164, 3856746, 4499537, 5142328, 5785119, 7713492, 8999074, 10284656, 11570238, 13498611, 15426984, 17998148, 23140476, 26997222, 30853968, 35996296, 40495833, 46280952, 53994444, 71992592, 80991666, 92561904, 107988888, 161983332, 215977776, 323966664, 647933328]

約数ペア:

[(1, 647933328), (2, 323966664), (3, 215977776), (4, 161983332), (6, 107988888), (7, 92561904), (8, 80991666), (9, 71992592), (12, 53994444), (14, 46280952), (16, 40495833), (18, 35996296), (21, 30853968), (24, 26997222), (28, 23140476), (36, 17998148), (42, 15426984), (48, 13498611), (56, 11570238), (63, 10284656), (72, 8999074), (84, 7713492), (112, 5785119), (126, 5142328), (144, 4499537), (168, 3856746), (252, 2571164), (336, 1928373), (504, 1285582), (1008, 642791)]