128548278

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{65519}}^1$

素因数の和:65636

約数の個数: 24

約数和(自身を含む): 281080800

約数和(自身を除く): 152532522

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 65519, 131038, 196557, 393114, 589671, 1179342, 7141571, 14283142, 21424713, 42849426, 64274139, 128548278]

約数ペア:

[(1, 128548278), (2, 64274139), (3, 42849426), (6, 21424713), (9, 14283142), (18, 7141571), (109, 1179342), (218, 589671), (327, 393114), (654, 196557), (981, 131038), (1962, 65519)]