40520319

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1951}}^1$

素因数の和:2027

約数の個数: 32

約数和(自身を含む): 65961984

約数和(自身を除く): 25441665

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 989, 1951, 2967, 5853, 6923, 13657, 20769, 40971, 44873, 83893, 134619, 251679, 314111, 587251, 942333, 1761753, 1929539, 5788617, 13506773, 40520319]

約数ペア:

[(1, 40520319), (3, 13506773), (7, 5788617), (21, 1929539), (23, 1761753), (43, 942333), (69, 587251), (129, 314111), (161, 251679), (301, 134619), (483, 83893), (903, 44873), (989, 40971), (1951, 20769), (2967, 13657), (5853, 6923)]