291236828

素因数分解:

$2^2\times {\mathrm{1613}}^1\times {\mathrm{45139}}^1$

素因数の和:46756

約数の個数: 12

約数和(自身を含む): 509991720

約数和(自身を除く): 218754892

約数列:

[1, 2, 4, 1613, 3226, 6452, 45139, 90278, 180556, 72809207, 145618414, 291236828]

約数ペア:

[(1, 291236828), (2, 145618414), (4, 72809207), (1613, 180556), (3226, 90278), (6452, 45139)]