28560056

素因数分解:

$2^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2287}}^1$

素因数の和:2523

約数の個数: 32

約数和(自身を含む): 61501440

約数和(自身を除く): 32941384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223, 446, 892, 1561, 1784, 2287, 3122, 4574, 6244, 9148, 12488, 16009, 18296, 32018, 64036, 128072, 510001, 1020002, 2040004, 3570007, 4080008, 7140014, 14280028, 28560056]

約数ペア:

[(1, 28560056), (2, 14280028), (4, 7140014), (7, 4080008), (8, 3570007), (14, 2040004), (28, 1020002), (56, 510001), (223, 128072), (446, 64036), (892, 32018), (1561, 18296), (1784, 16009), (2287, 12488), (3122, 9148), (4574, 6244)]