394155

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 720720

約数和(自身を除く): 326565

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 461, 855, 1383, 2305, 4149, 6915, 8759, 20745, 26277, 43795, 78831, 131385, 394155]

約数ペア:

[(1, 394155), (3, 131385), (5, 78831), (9, 43795), (15, 26277), (19, 20745), (45, 8759), (57, 6915), (95, 4149), (171, 2305), (285, 1383), (461, 855)]