2813925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2207}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 4928256

約数和(自身を除く): 2114331

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 2207, 6621, 11035, 33105, 37519, 55175, 112557, 165525, 187595, 562785, 937975, 2813925]

約数ペア:

[(1, 2813925), (3, 937975), (5, 562785), (15, 187595), (17, 165525), (25, 112557), (51, 55175), (75, 37519), (85, 33105), (255, 11035), (425, 6621), (1275, 2207)]