219327808

素因数分解:

$2^6\times 7^1\times {\mathrm{489571}}^1$

素因数の和:489590

約数の個数: 28

約数和(自身を含む): 497405152

約数和(自身を除く): 278077344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 489571, 979142, 1958284, 3426997, 3916568, 6853994, 7833136, 13707988, 15666272, 27415976, 31332544, 54831952, 109663904, 219327808]

約数ペア:

[(1, 219327808), (2, 109663904), (4, 54831952), (7, 31332544), (8, 27415976), (14, 15666272), (16, 13707988), (28, 7833136), (32, 6853994), (56, 3916568), (64, 3426997), (112, 1958284), (224, 979142), (448, 489571)]