201554969

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{20611}}^1$

素因数の和:20756

約数の個数: 16

約数和(自身を含む): 253280256

約数和(自身を除く): 51725287

約数列:

[1, 7, 11, 77, 127, 889, 1397, 9779, 20611, 144277, 226721, 1587047, 2617597, 18323179, 28793567, 201554969]

約数ペア:

[(1, 201554969), (7, 28793567), (11, 18323179), (77, 2617597), (127, 1587047), (889, 226721), (1397, 144277), (9779, 20611)]