128911512

素因数分解:

$2^3\times 3^1\times {\mathrm{1999}}^1\times {\mathrm{2687}}^1$

素因数の和:4695

約数の個数: 32

約数和(自身を含む): 322560000

約数和(自身を除く): 193648488

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1999, 2687, 3998, 5374, 5997, 7996, 8061, 10748, 11994, 15992, 16122, 21496, 23988, 32244, 47976, 64488, 5371313, 10742626, 16113939, 21485252, 32227878, 42970504, 64455756, 128911512]

約数ペア:

[(1, 128911512), (2, 64455756), (3, 42970504), (4, 32227878), (6, 21485252), (8, 16113939), (12, 10742626), (24, 5371313), (1999, 64488), (2687, 47976), (3998, 32244), (5374, 23988), (5997, 21496), (7996, 16122), (8061, 15992), (10748, 11994)]