158988478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{51991}}^1$

素因数の和:52143

約数の個数: 16

約数和(自身を含む): 262039680

約数和(自身を除く): 103051202

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 51991, 103982, 571901, 1143802, 7226749, 14453498, 79494239, 158988478]

約数ペア:

[(1, 158988478), (2, 79494239), (11, 14453498), (22, 7226749), (139, 1143802), (278, 571901), (1529, 103982), (3058, 51991)]