408325616

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{64283}}^1$

素因数の和:64688

約数の個数: 20

約数和(自身を含む): 793135992

約数和(自身を除く): 384810376

約数列:

[1, 2, 4, 8, 16, 397, 794, 1588, 3176, 6352, 64283, 128566, 257132, 514264, 1028528, 25520351, 51040702, 102081404, 204162808, 408325616]

約数ペア:

[(1, 408325616), (2, 204162808), (4, 102081404), (8, 51040702), (16, 25520351), (397, 1028528), (794, 514264), (1588, 257132), (3176, 128566), (6352, 64283)]