128431752

素因数分解:

$2^3\times 3^1\times {\mathrm{1999}}^1\times {\mathrm{2677}}^1$

素因数の和:4685

約数の個数: 32

約数和(自身を含む): 321360000

約数和(自身を除く): 192928248

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1999, 2677, 3998, 5354, 5997, 7996, 8031, 10708, 11994, 15992, 16062, 21416, 23988, 32124, 47976, 64248, 5351323, 10702646, 16053969, 21405292, 32107938, 42810584, 64215876, 128431752]

約数ペア:

[(1, 128431752), (2, 64215876), (3, 42810584), (4, 32107938), (6, 21405292), (8, 16053969), (12, 10702646), (24, 5351323), (1999, 64248), (2677, 47976), (3998, 32124), (5354, 23988), (5997, 21416), (7996, 16062), (8031, 15992), (10708, 11994)]