668887408

素因数分解:

$2^4\times 7^1\times {\mathrm{5972209}}^1$

素因数の和:5972224

約数の個数: 20

約数和(自身を含む): 1481108080

約数和(自身を除く): 812220672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 5972209, 11944418, 23888836, 41805463, 47777672, 83610926, 95555344, 167221852, 334443704, 668887408]

約数ペア:

[(1, 668887408), (2, 334443704), (4, 167221852), (7, 95555344), (8, 83610926), (14, 47777672), (16, 41805463), (28, 23888836), (56, 11944418), (112, 5972209)]