258889161

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1\times {\mathrm{1303}}^1$

素因数の和:2052

約数の個数: 16

約数和(自身を含む): 349346816

約数和(自身を除く): 90457655

約数列:

[1, 3, 103, 309, 643, 1303, 1929, 3909, 66229, 134209, 198687, 402627, 837829, 2513487, 86296387, 258889161]

約数ペア:

[(1, 258889161), (3, 86296387), (103, 2513487), (309, 837829), (643, 402627), (1303, 198687), (1929, 134209), (3909, 66229)]