204078217

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{281}}^1\times {\mathrm{359}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 249333120

約数和(自身を除く): 45254903

約数列:

[1, 7, 17, 119, 281, 289, 359, 1967, 2023, 2513, 4777, 6103, 33439, 42721, 81209, 100879, 103751, 568463, 706153, 726257, 1714943, 12004601, 29154031, 204078217]

約数ペア:

[(1, 204078217), (7, 29154031), (17, 12004601), (119, 1714943), (281, 726257), (289, 706153), (359, 568463), (1967, 103751), (2023, 100879), (2513, 81209), (4777, 42721), (6103, 33439)]