128669628

素因数分解:

$2^2\times 3^1\times {\mathrm{251}}^1\times {\mathrm{42719}}^1$

素因数の和:42977

約数の個数: 24

約数和(自身を含む): 301432320

約数和(自身を除く): 172762692

約数列:

[1, 2, 3, 4, 6, 12, 251, 502, 753, 1004, 1506, 3012, 42719, 85438, 128157, 170876, 256314, 512628, 10722469, 21444938, 32167407, 42889876, 64334814, 128669628]

約数ペア:

[(1, 128669628), (2, 64334814), (3, 42889876), (4, 32167407), (6, 21444938), (12, 10722469), (251, 512628), (502, 256314), (753, 170876), (1004, 128157), (1506, 85438), (3012, 42719)]