28880166

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{687623}}^1$

素因数の和:687635

約数の個数: 16

約数和(自身を含む): 66011904

約数和(自身を除く): 37131738

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 687623, 1375246, 2062869, 4125738, 4813361, 9626722, 14440083, 28880166]

約数ペア:

[(1, 28880166), (2, 14440083), (3, 9626722), (6, 4813361), (7, 4125738), (14, 2062869), (21, 1375246), (42, 687623)]