221433789

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2729}}^1$

素因数の和:2829

約数の個数: 32

約数和(自身を含む): 328648320

約数和(自身を除く): 107214531

約数列:

[1, 3, 17, 37, 43, 51, 111, 129, 629, 731, 1591, 1887, 2193, 2729, 4773, 8187, 27047, 46393, 81141, 100973, 117347, 139179, 302919, 352041, 1716541, 1994899, 4341839, 5149623, 5984697, 13025517, 73811263, 221433789]

約数ペア:

[(1, 221433789), (3, 73811263), (17, 13025517), (37, 5984697), (43, 5149623), (51, 4341839), (111, 1994899), (129, 1716541), (629, 352041), (731, 302919), (1591, 139179), (1887, 117347), (2193, 100973), (2729, 81141), (4773, 46393), (8187, 27047)]