53281719

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:509

約数の個数: 40

約数和(自身を含む): 84942000

約数和(自身を除く): 31660281

約数列:

[1, 3, 9, 19, 27, 57, 81, 89, 171, 267, 389, 513, 801, 1167, 1539, 1691, 2403, 3501, 5073, 7209, 7391, 10503, 15219, 22173, 31509, 34621, 45657, 66519, 103863, 136971, 199557, 311589, 598671, 657799, 934767, 1973397, 2804301, 5920191, 17760573, 53281719]

約数ペア:

[(1, 53281719), (3, 17760573), (9, 5920191), (19, 2804301), (27, 1973397), (57, 934767), (81, 657799), (89, 598671), (171, 311589), (267, 199557), (389, 136971), (513, 103863), (801, 66519), (1167, 45657), (1539, 34621), (1691, 31509), (2403, 22173), (3501, 15219), (5073, 10503), (7209, 7391)]