123640315

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{27691}}^1$

素因数の和:27762

約数の個数: 16

約数和(自身を含む): 159505920

約数和(自身を除く): 35865605

約数列:

[1, 5, 19, 47, 95, 235, 893, 4465, 27691, 138455, 526129, 1301477, 2630645, 6507385, 24728063, 123640315]

約数ペア:

[(1, 123640315), (5, 24728063), (19, 6507385), (47, 2630645), (95, 1301477), (235, 526129), (893, 138455), (4465, 27691)]