26200915

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 34494768

約数和(自身を除く): 8293853

約数列:

[1, 5, 13, 65, 101, 169, 307, 505, 845, 1313, 1535, 3991, 6565, 17069, 19955, 31007, 51883, 85345, 155035, 259415, 403091, 2015455, 5240183, 26200915]

約数ペア:

[(1, 26200915), (5, 5240183), (13, 2015455), (65, 403091), (101, 259415), (169, 155035), (307, 85345), (505, 51883), (845, 31007), (1313, 19955), (1535, 17069), (3991, 6565)]