201931881

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 291299328

約数和(自身を除く): 89367447

約数列:

[1, 3, 23, 47, 69, 71, 141, 213, 877, 1081, 1633, 2631, 3243, 3337, 4899, 10011, 20171, 41219, 60513, 62267, 76751, 123657, 186801, 230253, 948037, 1432141, 2844111, 2926549, 4296423, 8779647, 67310627, 201931881]

約数ペア:

[(1, 201931881), (3, 67310627), (23, 8779647), (47, 4296423), (69, 2926549), (71, 2844111), (141, 1432141), (213, 948037), (877, 230253), (1081, 186801), (1633, 123657), (2631, 76751), (3243, 62267), (3337, 60513), (4899, 41219), (10011, 20171)]