8161922

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:661

約数の個数: 16

約数和(自身を含む): 12555000

約数和(自身を除く): 4393078

約数列:

[1, 2, 61, 122, 149, 298, 449, 898, 9089, 18178, 27389, 54778, 66901, 133802, 4080961, 8161922]

約数ペア:

[(1, 8161922), (2, 4080961), (61, 133802), (122, 66901), (149, 54778), (298, 27389), (449, 18178), (898, 9089)]