1387609918

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{135271}}^1$

素因数の和:135519

約数の個数: 16

約数和(自身を含む): 2181666816

約数和(自身を除く): 794056898

約数列:

[1, 2, 23, 46, 223, 446, 5129, 10258, 135271, 270542, 3111233, 6222466, 30165433, 60330866, 693804959, 1387609918]

約数ペア:

[(1, 1387609918), (2, 693804959), (23, 60330866), (46, 30165433), (223, 6222466), (446, 3111233), (5129, 270542), (10258, 135271)]