329463856

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{290021}}^1$

素因数の和:290100

約数の個数: 20

約数和(自身を含む): 647329104

約数和(自身を除く): 317865248

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 290021, 580042, 1160084, 2320168, 4640336, 20591491, 41182982, 82365964, 164731928, 329463856]

約数ペア:

[(1, 329463856), (2, 164731928), (4, 82365964), (8, 41182982), (16, 20591491), (71, 4640336), (142, 2320168), (284, 1160084), (568, 580042), (1136, 290021)]