870845456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{8527}}^1$

素因数の和:9039

約数の個数: 40

約数和(自身を含む): 1820966784

約数和(自身を除く): 950121328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 491, 982, 1964, 3928, 6383, 7856, 8527, 12766, 17054, 25532, 34108, 51064, 68216, 102128, 110851, 136432, 221702, 443404, 886808, 1773616, 4186757, 8373514, 16747028, 33494056, 54427841, 66988112, 108855682, 217711364, 435422728, 870845456]

約数ペア:

[(1, 870845456), (2, 435422728), (4, 217711364), (8, 108855682), (13, 66988112), (16, 54427841), (26, 33494056), (52, 16747028), (104, 8373514), (208, 4186757), (491, 1773616), (982, 886808), (1964, 443404), (3928, 221702), (6383, 136432), (7856, 110851), (8527, 102128), (12766, 68216), (17054, 51064), (25532, 34108)]