56758947

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{7487}}^1$

素因数の和:7535

約数の個数: 24

約数和(自身を含む): 91293696

約数和(自身を除く): 34534749

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7487, 7581, 22461, 52409, 142253, 157227, 426759, 995771, 2702807, 2987313, 8108421, 18919649, 56758947]

約数ペア:

[(1, 56758947), (3, 18919649), (7, 8108421), (19, 2987313), (21, 2702807), (57, 995771), (133, 426759), (361, 157227), (399, 142253), (1083, 52409), (2527, 22461), (7487, 7581)]