997864

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 2171520

約数和(自身を除く): 1173656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 173, 206, 346, 412, 692, 721, 824, 1211, 1384, 1442, 2422, 2884, 4844, 5768, 9688, 17819, 35638, 71276, 124733, 142552, 249466, 498932, 997864]

約数ペア:

[(1, 997864), (2, 498932), (4, 249466), (7, 142552), (8, 124733), (14, 71276), (28, 35638), (56, 17819), (103, 9688), (173, 5768), (206, 4844), (346, 2884), (412, 2422), (692, 1442), (721, 1384), (824, 1211)]