389816

素因数分解:

$2^3\times 7^1\times {\mathrm{6961}}^1$

素因数の和:6974

約数の個数: 16

約数和(自身を含む): 835440

約数和(自身を除く): 445624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 6961, 13922, 27844, 48727, 55688, 97454, 194908, 389816]

約数ペア:

[(1, 389816), (2, 194908), (4, 97454), (7, 55688), (8, 48727), (14, 27844), (28, 13922), (56, 6961)]