77650286

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 136028160

約数和(自身を除く): 58377874

約数列:

[1, 2, 7, 14, 71, 142, 191, 382, 409, 497, 818, 994, 1337, 2674, 2863, 5726, 13561, 27122, 29039, 58078, 78119, 94927, 156238, 189854, 203273, 406546, 546833, 1093666, 5546449, 11092898, 38825143, 77650286]

約数ペア:

[(1, 77650286), (2, 38825143), (7, 11092898), (14, 5546449), (71, 1093666), (142, 546833), (191, 406546), (382, 203273), (409, 189854), (497, 156238), (818, 94927), (994, 78119), (1337, 58078), (2674, 29039), (2863, 27122), (5726, 13561)]