78909569

素因数分解:

${\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 82832640

約数和(自身を除く): 3923071

約数列:

[1, 47, 73, 109, 211, 3431, 5123, 7957, 9917, 15403, 22999, 373979, 723941, 1080953, 1678927, 78909569]

約数ペア:

[(1, 78909569), (47, 1678927), (73, 1080953), (109, 723941), (211, 373979), (3431, 22999), (5123, 15403), (7957, 9917)]