81408376

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{85513}}^1$

素因数の和:85543

約数の個数: 32

約数和(自身を含む): 184710240

約数和(自身を除く): 103301864

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 85513, 171026, 342052, 598591, 684104, 1197182, 1453721, 2394364, 2907442, 4788728, 5814884, 10176047, 11629768, 20352094, 40704188, 81408376]

約数ペア:

[(1, 81408376), (2, 40704188), (4, 20352094), (7, 11629768), (8, 10176047), (14, 5814884), (17, 4788728), (28, 2907442), (34, 2394364), (56, 1453721), (68, 1197182), (119, 684104), (136, 598591), (238, 342052), (476, 171026), (952, 85513)]