291268917

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{36241}}^1$

素因数の和:36313

約数の個数: 24

約数和(自身を含む): 452300160

約数和(自身を除く): 161031243

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 36241, 108723, 326169, 688579, 1703327, 2065737, 5109981, 6197211, 15329943, 32363213, 97089639, 291268917]

約数ペア:

[(1, 291268917), (3, 97089639), (9, 32363213), (19, 15329943), (47, 6197211), (57, 5109981), (141, 2065737), (171, 1703327), (423, 688579), (893, 326169), (2679, 108723), (8037, 36241)]