25870377

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 39223296

約数和(自身を除く): 13352919

約数列:

[1, 3, 13, 23, 39, 69, 151, 191, 299, 453, 573, 897, 1963, 2483, 3473, 4393, 5889, 7449, 10419, 13179, 28841, 45149, 57109, 86523, 135447, 171327, 374933, 663343, 1124799, 1990029, 8623459, 25870377]

約数ペア:

[(1, 25870377), (3, 8623459), (13, 1990029), (23, 1124799), (39, 663343), (69, 374933), (151, 171327), (191, 135447), (299, 86523), (453, 57109), (573, 45149), (897, 28841), (1963, 13179), (2483, 10419), (3473, 7449), (4393, 5889)]