201772555

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1\times {\mathrm{991}}^1$

素因数の和:1986

約数の個数: 16

約数和(自身を含む): 248269824

約数和(自身を除く): 46497269

約数列:

[1, 5, 43, 215, 947, 991, 4735, 4955, 40721, 42613, 203605, 213065, 938477, 4692385, 40354511, 201772555]

約数ペア:

[(1, 201772555), (5, 40354511), (43, 4692385), (215, 938477), (947, 213065), (991, 203605), (4735, 42613), (4955, 40721)]