7788340028

素因数分解:

$2^2\times 7^1\times {\mathrm{278155001}}^1$

素因数の和:278155012

約数の個数: 12

約数和(自身を含む): 15576680112

約数和(自身を除く): 7788340084

約数列:

[1, 2, 4, 7, 14, 28, 278155001, 556310002, 1112620004, 1947085007, 3894170014, 7788340028]

約数ペア:

[(1, 7788340028), (2, 3894170014), (4, 1947085007), (7, 1112620004), (14, 556310002), (28, 278155001)]