13221420791021

素因数分解:

${\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{5903}}^1\times {\mathrm{419513}}^1$

素因数の和:425716

約数の個数: 16

約数和(自身を含む): 13969212099840

約数和(自身を除く): 747791308819

約数列:

[1, 19, 281, 5339, 5903, 112157, 419513, 1658743, 7970747, 31516117, 117883153, 2239779907, 2476385239, 47051319541, 695864252159, 13221420791021]

約数ペア:

[(1, 13221420791021), (19, 695864252159), (281, 47051319541), (5339, 2476385239), (5903, 2239779907), (112157, 117883153), (419513, 31516117), (1658743, 7970747)]