128892008

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79367}}^1$

素因数の和:79409

約数の個数: 32

約数和(自身を含む): 285724800

約数和(自身を除く): 156832792

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 79367, 158734, 317468, 555569, 634936, 1111138, 2222276, 2301643, 4444552, 4603286, 9206572, 16111501, 18413144, 32223002, 64446004, 128892008]

約数ペア:

[(1, 128892008), (2, 64446004), (4, 32223002), (7, 18413144), (8, 16111501), (14, 9206572), (28, 4603286), (29, 4444552), (56, 2301643), (58, 2222276), (116, 1111138), (203, 634936), (232, 555569), (406, 317468), (812, 158734), (1624, 79367)]