987785996859

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{1545830981}}^1$

素因数の和:1545831058

約数の個数: 12

約数和(自身を含む): 1446897799152

約数和(自身を除く): 459111802293

約数列:

[1, 3, 9, 71, 213, 639, 1545830981, 4637492943, 13912478829, 109753999651, 329261998953, 987785996859]

約数ペア:

[(1, 987785996859), (3, 329261998953), (9, 109753999651), (71, 13912478829), (213, 4637492943), (639, 1545830981)]