1298780026

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{2153}}^1\times {\mathrm{3389}}^1$

素因数の和:5633

約数の個数: 16

約数和(自身を含む): 1971556200

約数和(自身を除く): 672776174

約数列:

[1, 2, 89, 178, 2153, 3389, 4306, 6778, 191617, 301621, 383234, 603242, 7296517, 14593034, 649390013, 1298780026]

約数ペア:

[(1, 1298780026), (2, 649390013), (89, 14593034), (178, 7296517), (2153, 603242), (3389, 383234), (4306, 301621), (6778, 191617)]