1307425

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 1920512

約数和(自身を除く): 613087

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 241, 775, 1085, 1205, 1687, 5425, 6025, 7471, 8435, 37355, 42175, 52297, 186775, 261485, 1307425]

約数ペア:

[(1, 1307425), (5, 261485), (7, 186775), (25, 52297), (31, 42175), (35, 37355), (155, 8435), (175, 7471), (217, 6025), (241, 5425), (775, 1687), (1085, 1205)]