25612509

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 38223360

約数和(自身を除く): 12610851

約数列:

[1, 3, 13, 39, 47, 89, 141, 157, 267, 471, 611, 1157, 1833, 2041, 3471, 4183, 6123, 7379, 12549, 13973, 22137, 41919, 54379, 95927, 163137, 181649, 287781, 544947, 656731, 1970193, 8537503, 25612509]

約数ペア:

[(1, 25612509), (3, 8537503), (13, 1970193), (39, 656731), (47, 544947), (89, 287781), (141, 181649), (157, 163137), (267, 95927), (471, 54379), (611, 41919), (1157, 22137), (1833, 13973), (2041, 12549), (3471, 7379), (4183, 6123)]