201254417

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1637}}^1$

素因数の和:1857

約数の個数: 24

約数和(自身を含む): 253582056

約数和(自身を除く): 52327639

約数列:

[1, 7, 13, 49, 91, 193, 637, 1351, 1637, 2509, 9457, 11459, 17563, 21281, 80213, 122941, 148967, 315941, 1042769, 2211587, 4107233, 15481109, 28750631, 201254417]

約数ペア:

[(1, 201254417), (7, 28750631), (13, 15481109), (49, 4107233), (91, 2211587), (193, 1042769), (637, 315941), (1351, 148967), (1637, 122941), (2509, 80213), (9457, 21281), (11459, 17563)]