128567874

素因数分解:

$2^1\times 3^1\times {\mathrm{97}}^1\times {\mathrm{220907}}^1$

素因数の和:221009

約数の個数: 16

約数和(自身を含む): 259787808

約数和(自身を除く): 131219934

約数列:

[1, 2, 3, 6, 97, 194, 291, 582, 220907, 441814, 662721, 1325442, 21427979, 42855958, 64283937, 128567874]

約数ペア:

[(1, 128567874), (2, 64283937), (3, 42855958), (6, 21427979), (97, 1325442), (194, 662721), (291, 441814), (582, 220907)]