13821925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 18748800

約数和(自身を除く): 4926875

約数列:

[1, 5, 13, 25, 65, 71, 325, 355, 599, 923, 1775, 2995, 4615, 7787, 14975, 23075, 38935, 42529, 194675, 212645, 552877, 1063225, 2764385, 13821925]

約数ペア:

[(1, 13821925), (5, 2764385), (13, 1063225), (25, 552877), (65, 212645), (71, 194675), (325, 42529), (355, 38935), (599, 23075), (923, 14975), (1775, 7787), (2995, 4615)]