643688066

素因数分解:

$2^1\times 7^1\times {\mathrm{7103}}^1\times {\mathrm{6473}}^1$

素因数の和:13585

約数の個数: 16

約数和(自身を含む): 1103791104

約数和(自身を除く): 460103038

約数列:

[1, 2, 7, 14, 6473, 7103, 12946, 14206, 45311, 49721, 90622, 99442, 45977719, 91955438, 321844033, 643688066]

約数ペア:

[(1, 643688066), (2, 321844033), (7, 91955438), (14, 45977719), (6473, 99442), (7103, 90622), (12946, 49721), (14206, 45311)]