68571919

素因数分解:

${\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 77474880

約数和(自身を除く): 8902961

約数列:

[1, 13, 47, 89, 97, 169, 611, 1157, 1261, 4183, 4559, 7943, 8633, 15041, 16393, 54379, 59267, 112229, 405751, 706927, 770471, 1458977, 5274763, 68571919]

約数ペア:

[(1, 68571919), (13, 5274763), (47, 1458977), (89, 770471), (97, 706927), (169, 405751), (611, 112229), (1157, 59267), (1261, 54379), (4183, 16393), (4559, 15041), (7943, 8633)]