131379128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 275607360

約数和(自身を除く): 144228232

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 97, 136, 184, 194, 388, 391, 433, 776, 782, 866, 1564, 1649, 1732, 2231, 3128, 3298, 3464, 4462, 6596, 7361, 8924, 9959, 13192, 14722, 17848, 19918, 29444, 37927, 39836, 42001, 58888, 75854, 79672, 84002, 151708, 168004, 169303, 303416, 336008, 338606, 677212, 714017, 966023, 1354424, 1428034, 1932046, 2856068, 3864092, 5712136, 7728184, 16422391, 32844782, 65689564, 131379128]

約数ペア:

[(1, 131379128), (2, 65689564), (4, 32844782), (8, 16422391), (17, 7728184), (23, 5712136), (34, 3864092), (46, 2856068), (68, 1932046), (92, 1428034), (97, 1354424), (136, 966023), (184, 714017), (194, 677212), (388, 338606), (391, 336008), (433, 303416), (776, 169303), (782, 168004), (866, 151708), (1564, 84002), (1649, 79672), (1732, 75854), (2231, 58888), (3128, 42001), (3298, 39836), (3464, 37927), (4462, 29444), (6596, 19918), (7361, 17848), (8924, 14722), (9959, 13192)]