128518982

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:792

約数の個数: 24

約数和(自身を含む): 201155976

約数和(自身を除く): 72636994

約数列:

[1, 2, 37, 73, 74, 146, 643, 1286, 1369, 2701, 2738, 5402, 23791, 46939, 47582, 93878, 99937, 199874, 880267, 1736743, 1760534, 3473486, 64259491, 128518982]

約数ペア:

[(1, 128518982), (2, 64259491), (37, 3473486), (73, 1760534), (74, 1736743), (146, 880267), (643, 199874), (1286, 99937), (1369, 93878), (2701, 47582), (2738, 46939), (5402, 23791)]