227521217

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2381}}^1$

素因数の和:2489

約数の個数: 32

約数和(自身を含む): 304591104

約数和(自身を除く): 77069887

約数列:

[1, 7, 11, 17, 73, 77, 119, 187, 511, 803, 1241, 1309, 2381, 5621, 8687, 13651, 16667, 26191, 40477, 95557, 173813, 183337, 283339, 445247, 1216691, 1911943, 2954821, 3116729, 13383601, 20683747, 32503031, 227521217]

約数ペア:

[(1, 227521217), (7, 32503031), (11, 20683747), (17, 13383601), (73, 3116729), (77, 2954821), (119, 1911943), (187, 1216691), (511, 445247), (803, 283339), (1241, 183337), (1309, 173813), (2381, 95557), (5621, 40477), (8687, 26191), (13651, 16667)]