1399055872

素因数分解:

$2^9\times {\mathrm{79}}^1\times {\mathrm{34589}}^1$

素因数の和:34686

約数の個数: 40

約数和(自身を含む): 2830845600

約数和(自身を除く): 1431789728

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 256, 316, 512, 632, 1264, 2528, 5056, 10112, 20224, 34589, 40448, 69178, 138356, 276712, 553424, 1106848, 2213696, 2732531, 4427392, 5465062, 8854784, 10930124, 17709568, 21860248, 43720496, 87440992, 174881984, 349763968, 699527936, 1399055872]

約数ペア:

[(1, 1399055872), (2, 699527936), (4, 349763968), (8, 174881984), (16, 87440992), (32, 43720496), (64, 21860248), (79, 17709568), (128, 10930124), (158, 8854784), (256, 5465062), (316, 4427392), (512, 2732531), (632, 2213696), (1264, 1106848), (2528, 553424), (5056, 276712), (10112, 138356), (20224, 69178), (34589, 40448)]