38561991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{1613}}^1$

素因数の和:2242

約数の個数: 16

約数和(自身を含む): 55495776

約数和(自身を除く): 16933785

約数列:

[1, 3, 13, 39, 613, 1613, 1839, 4839, 7969, 20969, 23907, 62907, 988769, 2966307, 12853997, 38561991]

約数ペア:

[(1, 38561991), (3, 12853997), (13, 2966307), (39, 988769), (613, 62907), (1613, 23907), (1839, 20969), (4839, 7969)]