128250873

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{821}}^1\times {\mathrm{1021}}^1$

素因数の和:1865

約数の個数: 24

約数和(自身を含む): 196579656

約数和(自身を除く): 68328783

約数列:

[1, 3, 9, 17, 51, 153, 821, 1021, 2463, 3063, 7389, 9189, 13957, 17357, 41871, 52071, 125613, 156213, 838241, 2514723, 7544169, 14250097, 42750291, 128250873]

約数ペア:

[(1, 128250873), (3, 42750291), (9, 14250097), (17, 7544169), (51, 2514723), (153, 838241), (821, 156213), (1021, 125613), (2463, 52071), (3063, 41871), (7389, 17357), (9189, 13957)]