12997550

素因数分解:

$2^1\times 5^2\times {\mathrm{191}}^1\times {\mathrm{1361}}^1$

素因数の和:1564

約数の個数: 24

約数和(自身を含む): 24319872

約数和(自身を除く): 11322322

約数列:

[1, 2, 5, 10, 25, 50, 191, 382, 955, 1361, 1910, 2722, 4775, 6805, 9550, 13610, 34025, 68050, 259951, 519902, 1299755, 2599510, 6498775, 12997550]

約数ペア:

[(1, 12997550), (2, 6498775), (5, 2599510), (10, 1299755), (25, 519902), (50, 259951), (191, 68050), (382, 34025), (955, 13610), (1361, 9550), (1910, 6805), (2722, 4775)]