133727248

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{194371}}^1$

素因数の和:194422

約数の個数: 20

約数和(自身を含む): 265123408

約数和(自身を除く): 131396160

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 194371, 388742, 777484, 1554968, 3109936, 8357953, 16715906, 33431812, 66863624, 133727248]

約数ペア:

[(1, 133727248), (2, 66863624), (4, 33431812), (8, 16715906), (16, 8357953), (43, 3109936), (86, 1554968), (172, 777484), (344, 388742), (688, 194371)]