256449896

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{17623}}^1$

素因数の和:17753

約数の個数: 32

約数和(自身を含む): 513915840

約数和(自身を除く): 257465944

約数列:

[1, 2, 4, 8, 17, 34, 68, 107, 136, 214, 428, 856, 1819, 3638, 7276, 14552, 17623, 35246, 70492, 140984, 299591, 599182, 1198364, 1885661, 2396728, 3771322, 7542644, 15085288, 32056237, 64112474, 128224948, 256449896]

約数ペア:

[(1, 256449896), (2, 128224948), (4, 64112474), (8, 32056237), (17, 15085288), (34, 7542644), (68, 3771322), (107, 2396728), (136, 1885661), (214, 1198364), (428, 599182), (856, 299591), (1819, 140984), (3638, 70492), (7276, 35246), (14552, 17623)]