13281051

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 21823488

約数和(自身を除く): 8542437

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 651, 713, 887, 2139, 2661, 4991, 6209, 14973, 18627, 20401, 27497, 61203, 82491, 142807, 192479, 428421, 577437, 632431, 1897293, 4427017, 13281051]

約数ペア:

[(1, 13281051), (3, 4427017), (7, 1897293), (21, 632431), (23, 577437), (31, 428421), (69, 192479), (93, 142807), (161, 82491), (217, 61203), (483, 27497), (651, 20401), (713, 18627), (887, 14973), (2139, 6209), (2661, 4991)]