78861668

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{937}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 141116472

約数和(自身を除く): 62254804

約数列:

[1, 2, 4, 53, 106, 212, 397, 794, 937, 1588, 1874, 3748, 21041, 42082, 49661, 84164, 99322, 198644, 371989, 743978, 1487956, 19715417, 39430834, 78861668]

約数ペア:

[(1, 78861668), (2, 39430834), (4, 19715417), (53, 1487956), (106, 743978), (212, 371989), (397, 198644), (794, 99322), (937, 84164), (1588, 49661), (1874, 42082), (3748, 21041)]