78838542

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{20563}}^1$

素因数の和:20645

約数の個数: 32

約数和(自身を含む): 177672960

約数和(自身を除く): 98834418

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 20563, 41126, 61689, 123378, 185067, 370134, 555201, 1110402, 1459973, 2919946, 4379919, 8759838, 13139757, 26279514, 39419271, 78838542]

約数ペア:

[(1, 78838542), (2, 39419271), (3, 26279514), (6, 13139757), (9, 8759838), (18, 4379919), (27, 2919946), (54, 1459973), (71, 1110402), (142, 555201), (213, 370134), (426, 185067), (639, 123378), (1278, 61689), (1917, 41126), (3834, 20563)]