684390928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3290341}}^1$

素因数の和:3290362

約数の個数: 20

約数和(自身を含む): 1428008428

約数和(自身を除く): 743617500

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3290341, 6580682, 13161364, 26322728, 42774433, 52645456, 85548866, 171097732, 342195464, 684390928]

約数ペア:

[(1, 684390928), (2, 342195464), (4, 171097732), (8, 85548866), (13, 52645456), (16, 42774433), (26, 26322728), (52, 13161364), (104, 6580682), (208, 3290341)]