20153601

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{613}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 31512936

約数和(自身を除く): 11359335

約数列:

[1, 3, 9, 13, 39, 117, 281, 613, 843, 1839, 2529, 3653, 5517, 7969, 10959, 23907, 32877, 71721, 172253, 516759, 1550277, 2239289, 6717867, 20153601]

約数ペア:

[(1, 20153601), (3, 6717867), (9, 2239289), (13, 1550277), (39, 516759), (117, 172253), (281, 71721), (613, 32877), (843, 23907), (1839, 10959), (2529, 7969), (3653, 5517)]