55958721

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2887}}^1$

素因数の和:2981

約数の個数: 32

約数和(自身を含む): 93155328

約数和(自身を除く): 37196607

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2769, 2887, 6461, 8661, 19383, 20209, 37531, 60627, 112593, 204977, 262717, 614931, 788151, 1434839, 2664701, 4304517, 7994103, 18652907, 55958721]

約数ペア:

[(1, 55958721), (3, 18652907), (7, 7994103), (13, 4304517), (21, 2664701), (39, 1434839), (71, 788151), (91, 614931), (213, 262717), (273, 204977), (497, 112593), (923, 60627), (1491, 37531), (2769, 20209), (2887, 19383), (6461, 8661)]