259916888

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{421943}}^1$

素因数の和:421967

約数の個数: 32

約数和(自身を含む): 607599360

約数和(自身を除く): 347682472

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 421943, 843886, 1687772, 2953601, 3375544, 4641373, 5907202, 9282746, 11814404, 18565492, 23628808, 32489611, 37130984, 64979222, 129958444, 259916888]

約数ペア:

[(1, 259916888), (2, 129958444), (4, 64979222), (7, 37130984), (8, 32489611), (11, 23628808), (14, 18565492), (22, 11814404), (28, 9282746), (44, 5907202), (56, 4641373), (77, 3375544), (88, 2953601), (154, 1687772), (308, 843886), (616, 421943)]