28165284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{111767}}^1$

素因数の和:111784

約数の個数: 36

約数和(自身を含む): 81367104

約数和(自身を除く): 53201820

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 111767, 223534, 335301, 447068, 670602, 782369, 1005903, 1341204, 1564738, 2011806, 2347107, 3129476, 4023612, 4694214, 7041321, 9388428, 14082642, 28165284]

約数ペア:

[(1, 28165284), (2, 14082642), (3, 9388428), (4, 7041321), (6, 4694214), (7, 4023612), (9, 3129476), (12, 2347107), (14, 2011806), (18, 1564738), (21, 1341204), (28, 1005903), (36, 782369), (42, 670602), (63, 447068), (84, 335301), (126, 223534), (252, 111767)]