2947912143

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{6661}}^1\times {\mathrm{13411}}^1$

素因数の和:20086

約数の個数: 16

約数和(自身を含む): 4288835712

約数和(自身を除く): 1340923569

約数列:

[1, 3, 11, 33, 6661, 13411, 19983, 40233, 73271, 147521, 219813, 442563, 89330671, 267992013, 982637381, 2947912143]

約数ペア:

[(1, 2947912143), (3, 982637381), (11, 267992013), (33, 89330671), (6661, 442563), (13411, 219813), (19983, 147521), (40233, 73271)]