3895475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 5208000

約数和(自身を除く): 1312525

約数列:

[1, 5, 19, 25, 59, 95, 139, 295, 475, 695, 1121, 1475, 2641, 3475, 5605, 8201, 13205, 28025, 41005, 66025, 155819, 205025, 779095, 3895475]

約数ペア:

[(1, 3895475), (5, 779095), (19, 205025), (25, 155819), (59, 66025), (95, 41005), (139, 28025), (295, 13205), (475, 8201), (695, 5605), (1121, 3475), (1475, 2641)]