247735936

素因数分解:

$2^7\times 7^1\times {\mathrm{283}}^1\times {\mathrm{977}}^1$

素因数の和:1281

約数の個数: 64

約数和(自身を含む): 566614080

約数和(自身を除く): 318878144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 283, 448, 566, 896, 977, 1132, 1954, 1981, 2264, 3908, 3962, 4528, 6839, 7816, 7924, 9056, 13678, 15632, 15848, 18112, 27356, 31264, 31696, 36224, 54712, 62528, 63392, 109424, 125056, 126784, 218848, 253568, 276491, 437696, 552982, 875392, 1105964, 1935437, 2211928, 3870874, 4423856, 7741748, 8847712, 15483496, 17695424, 30966992, 35390848, 61933984, 123867968, 247735936]

約数ペア:

[(1, 247735936), (2, 123867968), (4, 61933984), (7, 35390848), (8, 30966992), (14, 17695424), (16, 15483496), (28, 8847712), (32, 7741748), (56, 4423856), (64, 3870874), (112, 2211928), (128, 1935437), (224, 1105964), (283, 875392), (448, 552982), (566, 437696), (896, 276491), (977, 253568), (1132, 218848), (1954, 126784), (1981, 125056), (2264, 109424), (3908, 63392), (3962, 62528), (4528, 54712), (6839, 36224), (7816, 31696), (7924, 31264), (9056, 27356), (13678, 18112), (15632, 15848)]