128532193912

素因数分解:

$2^3\times {\mathrm{21019}}^1\times {\mathrm{764381}}^1$

素因数の和:785406

約数の個数: 16

約数和(自身を含む): 241009644600

約数和(自身を除く): 112477450688

約数列:

[1, 2, 4, 8, 21019, 42038, 84076, 168152, 764381, 1528762, 3057524, 6115048, 16066524239, 32133048478, 64266096956, 128532193912]

約数ペア:

[(1, 128532193912), (2, 64266096956), (4, 32133048478), (8, 16066524239), (21019, 6115048), (42038, 3057524), (84076, 1528762), (168152, 764381)]