258366976

素因数分解:

$2^9\times 7^1\times {\mathrm{72089}}^1$

素因数の和:72114

約数の個数: 40

約数和(自身を含む): 589984560

約数和(自身を除く): 331617584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 72089, 144178, 288356, 504623, 576712, 1009246, 1153424, 2018492, 2306848, 4036984, 4613696, 8073968, 9227392, 16147936, 18454784, 32295872, 36909568, 64591744, 129183488, 258366976]

約数ペア:

[(1, 258366976), (2, 129183488), (4, 64591744), (7, 36909568), (8, 32295872), (14, 18454784), (16, 16147936), (28, 9227392), (32, 8073968), (56, 4613696), (64, 4036984), (112, 2306848), (128, 2018492), (224, 1153424), (256, 1009246), (448, 576712), (512, 504623), (896, 288356), (1792, 144178), (3584, 72089)]