78473284

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{2663}}^1$

素因数の和:2859

約数の個数: 24

約数和(自身を含む): 140978880

約数和(自身を除く): 62505596

約数列:

[1, 2, 4, 53, 106, 139, 212, 278, 556, 2663, 5326, 7367, 10652, 14734, 29468, 141139, 282278, 370157, 564556, 740314, 1480628, 19618321, 39236642, 78473284]

約数ペア:

[(1, 78473284), (2, 39236642), (4, 19618321), (53, 1480628), (106, 740314), (139, 564556), (212, 370157), (278, 282278), (556, 141139), (2663, 29468), (5326, 14734), (7367, 10652)]