130521556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{21341}}^1$

素因数の和:21495

約数の個数: 24

約数和(自身を含む): 250981920

約数和(自身を除く): 120460364

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 6116, 21341, 42682, 85364, 234751, 469502, 939004, 2966399, 5932798, 11865596, 32630389, 65260778, 130521556]

約数ペア:

[(1, 130521556), (2, 65260778), (4, 32630389), (11, 11865596), (22, 5932798), (44, 2966399), (139, 939004), (278, 469502), (556, 234751), (1529, 85364), (3058, 42682), (6116, 21341)]