39971535

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1009}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 67872000

約数和(自身を除く): 27900465

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 695, 1009, 2085, 2641, 3027, 5045, 7923, 13205, 15135, 19171, 39615, 57513, 95855, 140251, 287565, 420753, 701255, 2103765, 2664769, 7994307, 13323845, 39971535]

約数ペア:

[(1, 39971535), (3, 13323845), (5, 7994307), (15, 2664769), (19, 2103765), (57, 701255), (95, 420753), (139, 287565), (285, 140251), (417, 95855), (695, 57513), (1009, 39615), (2085, 19171), (2641, 15135), (3027, 13205), (5045, 7923)]