12587481

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{8179}}^1$

素因数の和:8210

約数の個数: 20

約数和(自身を含む): 19795600

約数和(自身を除く): 7208119

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 8179, 24537, 73611, 155401, 220833, 466203, 662499, 1398609, 4195827, 12587481]

約数ペア:

[(1, 12587481), (3, 4195827), (9, 1398609), (19, 662499), (27, 466203), (57, 220833), (81, 155401), (171, 73611), (513, 24537), (1539, 8179)]