40871709

素因数分解:

$3^4\times {\mathrm{283}}^1\times {\mathrm{1783}}^1$

素因数の和:2078

約数の個数: 20

約数和(自身を含む): 61305376

約数和(自身を除く): 20433667

約数列:

[1, 3, 9, 27, 81, 283, 849, 1783, 2547, 5349, 7641, 16047, 22923, 48141, 144423, 504589, 1513767, 4541301, 13623903, 40871709]

約数ペア:

[(1, 40871709), (3, 13623903), (9, 4541301), (27, 1513767), (81, 504589), (283, 144423), (849, 48141), (1783, 22923), (2547, 16047), (5349, 7641)]