2987313

素因数分解:

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

素因数の和:7516

約数の個数: 16

約数和(自身を含む): 4792320

約数和(自身を除く): 1805007

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 7487, 22461, 52409, 142253, 157227, 426759, 995771, 2987313]

約数ペア:

[(1, 2987313), (3, 995771), (7, 426759), (19, 157227), (21, 142253), (57, 52409), (133, 22461), (399, 7487)]