128761276

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{158573}}^1$

素因数の和:158613

約数の個数: 24

約数和(自身を含む): 266404320

約数和(自身を除く): 137643044

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 158573, 317146, 634292, 1110011, 2220022, 4440044, 4598617, 9197234, 18394468, 32190319, 64380638, 128761276]

約数ペア:

[(1, 128761276), (2, 64380638), (4, 32190319), (7, 18394468), (14, 9197234), (28, 4598617), (29, 4440044), (58, 2220022), (116, 1110011), (203, 634292), (406, 317146), (812, 158573)]