282891399

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{22871}}^1$

素因数の和:22931

約数の個数: 32

約数和(自身を含む): 468418560

約数和(自身を除く): 185527161

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 4123, 12369, 22871, 68613, 160097, 434549, 480291, 709001, 1303647, 2127003, 3041843, 4963007, 9125529, 13471019, 14889021, 40413057, 94297133, 282891399]

約数ペア:

[(1, 282891399), (3, 94297133), (7, 40413057), (19, 14889021), (21, 13471019), (31, 9125529), (57, 4963007), (93, 3041843), (133, 2127003), (217, 1303647), (399, 709001), (589, 480291), (651, 434549), (1767, 160097), (4123, 68613), (12369, 22871)]