221251966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{75307}}^1$

素因数の和:75435

約数の個数: 16

約数和(自身を含む): 360574704

約数和(自身を除く): 139322738

約数列:

[1, 2, 13, 26, 113, 226, 1469, 2938, 75307, 150614, 978991, 1957982, 8509691, 17019382, 110625983, 221251966]

約数ペア:

[(1, 221251966), (2, 110625983), (13, 17019382), (26, 8509691), (113, 1957982), (226, 978991), (1469, 150614), (2938, 75307)]