318976

素因数分解:

$2^9\times 7^1\times {\mathrm{89}}^1$

素因数の和:114

約数の個数: 40

約数和(自身を含む): 736560

約数和(自身を除く): 417584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 178, 224, 256, 356, 448, 512, 623, 712, 896, 1246, 1424, 1792, 2492, 2848, 3584, 4984, 5696, 9968, 11392, 19936, 22784, 39872, 45568, 79744, 159488, 318976]

約数ペア:

[(1, 318976), (2, 159488), (4, 79744), (7, 45568), (8, 39872), (14, 22784), (16, 19936), (28, 11392), (32, 9968), (56, 5696), (64, 4984), (89, 3584), (112, 2848), (128, 2492), (178, 1792), (224, 1424), (256, 1246), (356, 896), (448, 712), (512, 623)]