81345209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1601}}^1$

素因数の和:1792

約数の個数: 16

約数和(自身を含む): 92275200

約数和(自身を除く): 10929991

約数列:

[1, 11, 31, 149, 341, 1601, 1639, 4619, 17611, 49631, 50809, 238549, 545941, 2624039, 7395019, 81345209]

約数ペア:

[(1, 81345209), (11, 7395019), (31, 2624039), (149, 545941), (341, 238549), (1601, 50809), (1639, 49631), (4619, 17611)]