645087141

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{739}}^1\times {\mathrm{4217}}^1$

素因数の和:4985

約数の個数: 24

約数和(自身を含む): 973851840

約数和(自身を除く): 328764699

約数列:

[1, 3, 9, 23, 69, 207, 739, 2217, 4217, 6651, 12651, 16997, 37953, 50991, 96991, 152973, 290973, 872919, 3116363, 9349089, 28047267, 71676349, 215029047, 645087141]

約数ペア:

[(1, 645087141), (3, 215029047), (9, 71676349), (23, 28047267), (69, 9349089), (207, 3116363), (739, 872919), (2217, 290973), (4217, 152973), (6651, 96991), (12651, 50991), (16997, 37953)]