53415207

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{38791}}^1$

素因数の和:38820

約数の個数: 20

約数和(自身を含む): 84488976

約数和(自身を除く): 31073769

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 38791, 116373, 349119, 659447, 1047357, 1978341, 3142071, 5935023, 17805069, 53415207]

約数ペア:

[(1, 53415207), (3, 17805069), (9, 5935023), (17, 3142071), (27, 1978341), (51, 1047357), (81, 659447), (153, 349119), (459, 116373), (1377, 38791)]