91407998

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{389}}^1\times {\mathrm{971}}^1$

素因数の和:1384

約数の個数: 24

約数和(自身を含む): 151252920

約数和(自身を除く): 59844922

約数列:

[1, 2, 11, 22, 121, 242, 389, 778, 971, 1942, 4279, 8558, 10681, 21362, 47069, 94138, 117491, 234982, 377719, 755438, 4154909, 8309818, 45703999, 91407998]

約数ペア:

[(1, 91407998), (2, 45703999), (11, 8309818), (22, 4154909), (121, 755438), (242, 377719), (389, 234982), (778, 117491), (971, 94138), (1942, 47069), (4279, 21362), (8558, 10681)]