1520987923

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{228961}}^1$

素因数の和:229054

約数の個数: 16

約数和(自身を含む): 1897637056

約数和(自身を除く): 376649133

約数列:

[1, 7, 13, 73, 91, 511, 949, 6643, 228961, 1602727, 2976493, 16714153, 20835451, 116999071, 217283989, 1520987923]

約数ペア:

[(1, 1520987923), (7, 217283989), (13, 116999071), (73, 20835451), (91, 16714153), (511, 2976493), (949, 1602727), (6643, 228961)]