221520652087

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{3359}}^1\times {\mathrm{254627}}^1$

素因数の和:258030

約数の個数: 16

約数和(自身を含む): 260087224320

約数和(自身を除く): 38566572233

約数列:

[1, 7, 37, 259, 3359, 23513, 124283, 254627, 869981, 1782389, 9421199, 65948393, 855292093, 5987044651, 31645807441, 221520652087]

約数ペア:

[(1, 221520652087), (7, 31645807441), (37, 5987044651), (259, 855292093), (3359, 65948393), (23513, 9421199), (124283, 1782389), (254627, 869981)]