647942736

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1928401}}^1$

素因数の和:1928419

約数の個数: 40

約数和(自身を含む): 1912974784

約数和(自身を除く): 1265032048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1928401, 3856802, 5785203, 7713604, 11570406, 13498807, 15427208, 23140812, 26997614, 30854416, 40496421, 46281624, 53995228, 80992842, 92563248, 107990456, 161985684, 215980912, 323971368, 647942736]

約数ペア:

[(1, 647942736), (2, 323971368), (3, 215980912), (4, 161985684), (6, 107990456), (7, 92563248), (8, 80992842), (12, 53995228), (14, 46281624), (16, 40496421), (21, 30854416), (24, 26997614), (28, 23140812), (42, 15427208), (48, 13498807), (56, 11570406), (84, 7713604), (112, 5785203), (168, 3856802), (336, 1928401)]