81798236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{33469}}^1$

素因数の和:33533

約数の個数: 24

約数和(自身を含む): 157442880

約数和(自身を除く): 75644644

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 33469, 66938, 133876, 435097, 870194, 1573043, 1740388, 3146086, 6292172, 20449559, 40899118, 81798236]

約数ペア:

[(1, 81798236), (2, 40899118), (4, 20449559), (13, 6292172), (26, 3146086), (47, 1740388), (52, 1573043), (94, 870194), (188, 435097), (611, 133876), (1222, 66938), (2444, 33469)]