28776868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{5333}}^1$

素因数の和:5427

約数の個数: 24

約数和(自身を含む): 53766720

約数和(自身を除く): 24989852

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5333, 5396, 10666, 21332, 101327, 202654, 378643, 405308, 757286, 1514572, 7194217, 14388434, 28776868]

約数ペア:

[(1, 28776868), (2, 14388434), (4, 7194217), (19, 1514572), (38, 757286), (71, 405308), (76, 378643), (142, 202654), (284, 101327), (1349, 21332), (2698, 10666), (5333, 5396)]