687130221

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{321239}}^1$

素因数の和:321296

約数の個数: 16

約数和(自身を含む): 986849280

約数和(自身を除く): 299719059

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 321239, 963717, 7388497, 9958409, 22165491, 29875227, 229043407, 687130221]

約数ペア:

[(1, 687130221), (3, 229043407), (23, 29875227), (31, 22165491), (69, 9958409), (93, 7388497), (713, 963717), (2139, 321239)]