81633328

素因数分解:

$2^4\times 7^1\times {\mathrm{728869}}^1$

素因数の和:728884

約数の個数: 20

約数和(自身を含む): 180759760

約数和(自身を除く): 99126432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 728869, 1457738, 2915476, 5102083, 5830952, 10204166, 11661904, 20408332, 40816664, 81633328]

約数ペア:

[(1, 81633328), (2, 40816664), (4, 20408332), (7, 11661904), (8, 10204166), (14, 5830952), (16, 5102083), (28, 2915476), (56, 1457738), (112, 728869)]