811468

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 1649312

約数和(自身を除く): 837844

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 397, 511, 794, 1022, 1588, 2044, 2779, 5558, 11116, 28981, 57962, 115924, 202867, 405734, 811468]

約数ペア:

[(1, 811468), (2, 405734), (4, 202867), (7, 115924), (14, 57962), (28, 28981), (73, 11116), (146, 5558), (292, 2779), (397, 2044), (511, 1588), (794, 1022)]