201285213

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 286820352

約数和(自身を除く): 85535139

約数列:

[1, 3, 23, 69, 71, 181, 213, 227, 543, 681, 1633, 4163, 4899, 5221, 12489, 12851, 15663, 16117, 38553, 41087, 48351, 123261, 295573, 370691, 886719, 945001, 1112073, 2835003, 2917177, 8751531, 67095071, 201285213]

約数ペア:

[(1, 201285213), (3, 67095071), (23, 8751531), (69, 2917177), (71, 2835003), (181, 1112073), (213, 945001), (227, 886719), (543, 370691), (681, 295573), (1633, 123261), (4163, 48351), (4899, 41087), (5221, 38553), (12489, 16117), (12851, 15663)]