281239354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{4057}}^1$

素因数の和:4230

約数の個数: 32

約数和(自身を含む): 483843456

約数和(自身を除く): 202604102

約数列:

[1, 2, 11, 22, 23, 46, 137, 253, 274, 506, 1507, 3014, 3151, 4057, 6302, 8114, 34661, 44627, 69322, 89254, 93311, 186622, 555809, 1026421, 1111618, 2052842, 6113899, 12227798, 12783607, 25567214, 140619677, 281239354]

約数ペア:

[(1, 281239354), (2, 140619677), (11, 25567214), (22, 12783607), (23, 12227798), (46, 6113899), (137, 2052842), (253, 1111618), (274, 1026421), (506, 555809), (1507, 186622), (3014, 93311), (3151, 89254), (4057, 69322), (6302, 44627), (8114, 34661)]