201526161

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 290161920

約数和(自身を除く): 88635759

約数列:

[1, 3, 23, 37, 69, 111, 193, 409, 579, 851, 1227, 2553, 4439, 7141, 9407, 13317, 15133, 21423, 28221, 45399, 78937, 164243, 236811, 348059, 492729, 1044177, 1815551, 2920669, 5446653, 8762007, 67175387, 201526161]

約数ペア:

[(1, 201526161), (3, 67175387), (23, 8762007), (37, 5446653), (69, 2920669), (111, 1815551), (193, 1044177), (409, 492729), (579, 348059), (851, 236811), (1227, 164243), (2553, 78937), (4439, 45399), (7141, 28221), (9407, 21423), (13317, 15133)]