201640284

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{78889}}^1$

素因数の和:78970

約数の個数: 36

約数和(自身を含む): 516887280

約数和(自身を除く): 315246996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 78889, 157778, 236667, 315556, 473334, 710001, 946668, 1420002, 2840004, 5601119, 11202238, 16803357, 22404476, 33606714, 50410071, 67213428, 100820142, 201640284]

約数ペア:

[(1, 201640284), (2, 100820142), (3, 67213428), (4, 50410071), (6, 33606714), (9, 22404476), (12, 16803357), (18, 11202238), (36, 5601119), (71, 2840004), (142, 1420002), (213, 946668), (284, 710001), (426, 473334), (639, 315556), (852, 236667), (1278, 157778), (2556, 78889)]