215560906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{42787}}^1$

素因数の和:43029

約数の個数: 16

約数和(自身を含む): 354284640

約数和(自身を除く): 138723734

約数列:

[1, 2, 11, 22, 229, 458, 2519, 5038, 42787, 85574, 470657, 941314, 9798223, 19596446, 107780453, 215560906]

約数ペア:

[(1, 215560906), (2, 107780453), (11, 19596446), (22, 9798223), (229, 941314), (458, 470657), (2519, 85574), (5038, 42787)]