1231774208

素因数分解:

$2^9\times 7^1\times {\mathrm{343687}}^1$

素因数の和:343712

約数の個数: 40

約数和(自身を含む): 2812742592

約数和(自身を除く): 1580968384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 343687, 687374, 1374748, 2405809, 2749496, 4811618, 5498992, 9623236, 10997984, 19246472, 21995968, 38492944, 43991936, 76985888, 87983872, 153971776, 175967744, 307943552, 615887104, 1231774208]

約数ペア:

[(1, 1231774208), (2, 615887104), (4, 307943552), (7, 175967744), (8, 153971776), (14, 87983872), (16, 76985888), (28, 43991936), (32, 38492944), (56, 21995968), (64, 19246472), (112, 10997984), (128, 9623236), (224, 5498992), (256, 4811618), (448, 2749496), (512, 2405809), (896, 1374748), (1792, 687374), (3584, 343687)]