255909891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{7523}}^1$

素因数の和:7595

約数の個数: 32

約数和(自身を含む): 390044160

約数和(自身を除く): 134134269

約数列:

[1, 3, 17, 23, 29, 51, 69, 87, 391, 493, 667, 1173, 1479, 2001, 7523, 11339, 22569, 34017, 127891, 173029, 218167, 383673, 519087, 654501, 2941493, 3708839, 5017841, 8824479, 11126517, 15053523, 85303297, 255909891]

約数ペア:

[(1, 255909891), (3, 85303297), (17, 15053523), (23, 11126517), (29, 8824479), (51, 5017841), (69, 3708839), (87, 2941493), (391, 654501), (493, 519087), (667, 383673), (1173, 218167), (1479, 173029), (2001, 127891), (7523, 34017), (11339, 22569)]