1382725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 1874880

約数和(自身を除く): 492155

約数列:

[1, 5, 19, 25, 41, 71, 95, 205, 355, 475, 779, 1025, 1349, 1775, 2911, 3895, 6745, 14555, 19475, 33725, 55309, 72775, 276545, 1382725]

約数ペア:

[(1, 1382725), (5, 276545), (19, 72775), (25, 55309), (41, 33725), (71, 19475), (95, 14555), (205, 6745), (355, 3895), (475, 2911), (779, 1775), (1025, 1349)]