180866985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{48817}}^1$

素因数の和:48857

約数の個数: 32

約数和(自身を含む): 328056960

約数和(自身を除く): 147189975

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 48817, 146451, 244085, 634621, 732255, 927523, 1903863, 2782569, 3173105, 4637615, 9519315, 12057799, 13912845, 36173397, 60288995, 180866985]

約数ペア:

[(1, 180866985), (3, 60288995), (5, 36173397), (13, 13912845), (15, 12057799), (19, 9519315), (39, 4637615), (57, 3173105), (65, 2782569), (95, 1903863), (195, 927523), (247, 732255), (285, 634621), (741, 244085), (1235, 146451), (3705, 48817)]