1388795872

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{337}}^1\times {\mathrm{1447}}^1$

素因数の和:1883

約数の個数: 48

約数和(自身を含む): 2775034080

約数和(自身を除く): 1386238208

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 337, 356, 674, 712, 1348, 1424, 1447, 2696, 2848, 2894, 5392, 5788, 10784, 11576, 23152, 29993, 46304, 59986, 119972, 128783, 239944, 257566, 479888, 487639, 515132, 959776, 975278, 1030264, 1950556, 2060528, 3901112, 4121056, 7802224, 15604448, 43399871, 86799742, 173599484, 347198968, 694397936, 1388795872]

約数ペア:

[(1, 1388795872), (2, 694397936), (4, 347198968), (8, 173599484), (16, 86799742), (32, 43399871), (89, 15604448), (178, 7802224), (337, 4121056), (356, 3901112), (674, 2060528), (712, 1950556), (1348, 1030264), (1424, 975278), (1447, 959776), (2696, 515132), (2848, 487639), (2894, 479888), (5392, 257566), (5788, 239944), (10784, 128783), (11576, 119972), (23152, 59986), (29993, 46304)]