138839621816

素因数分解:

$2^3\times 7^1\times {\mathrm{2479278961}}^1$

素因数の和:2479278974

約数の個数: 16

約数和(自身を含む): 297513475440

約数和(自身を除く): 158673853624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2479278961, 4958557922, 9917115844, 17354952727, 19834231688, 34709905454, 69419810908, 138839621816]

約数ペア:

[(1, 138839621816), (2, 69419810908), (4, 34709905454), (7, 19834231688), (8, 17354952727), (14, 9917115844), (28, 4958557922), (56, 2479278961)]