25281555

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{9973}}^1$

素因数の和:10007

約数の個数: 24

約数和(自身を含む): 43805808

約数和(自身を除く): 18524253

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 9973, 29919, 49865, 129649, 149595, 388947, 648245, 1685437, 1944735, 5056311, 8427185, 25281555]

約数ペア:

[(1, 25281555), (3, 8427185), (5, 5056311), (13, 1944735), (15, 1685437), (39, 648245), (65, 388947), (169, 149595), (195, 129649), (507, 49865), (845, 29919), (2535, 9973)]