129102778

素因数分解:

$2^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{26423}}^1$

素因数の和:26781

約数の個数: 16

約数和(自身を含む): 221961600

約数和(自身を除く): 92858822

約数列:

[1, 2, 7, 14, 349, 698, 2443, 4886, 26423, 52846, 184961, 369922, 9221627, 18443254, 64551389, 129102778]

約数ペア:

[(1, 129102778), (2, 64551389), (7, 18443254), (14, 9221627), (349, 369922), (698, 184961), (2443, 52846), (4886, 26423)]