20197157139

素因数分解:

$3^7\times {\mathrm{17}}^1\times {\mathrm{543241}}^1$

素因数の和:543279

約数の個数: 32

約数和(自身を含む): 32073007680

約数和(自身を除く): 11875850541

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 2187, 4131, 12393, 37179, 543241, 1629723, 4889169, 9235097, 14667507, 27705291, 44002521, 83115873, 132007563, 249347619, 396022689, 748042857, 1188068067, 2244128571, 6732385713, 20197157139]

約数ペア:

[(1, 20197157139), (3, 6732385713), (9, 2244128571), (17, 1188068067), (27, 748042857), (51, 396022689), (81, 249347619), (153, 132007563), (243, 83115873), (459, 44002521), (729, 27705291), (1377, 14667507), (2187, 9235097), (4131, 4889169), (12393, 1629723), (37179, 543241)]