208056008

素因数分解:

$2^3\times {\mathrm{331}}^1\times {\mathrm{78571}}^1$

素因数の和:78908

約数の個数: 16

約数和(自身を含む): 391288560

約数和(自身を除く): 183232552

約数列:

[1, 2, 4, 8, 331, 662, 1324, 2648, 78571, 157142, 314284, 628568, 26007001, 52014002, 104028004, 208056008]

約数ペア:

[(1, 208056008), (2, 104028004), (4, 52014002), (8, 26007001), (331, 628568), (662, 314284), (1324, 157142), (2648, 78571)]