243973121

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1231}}^2$

素因数の和:2492

約数の個数: 12

約数和(自身を含む): 291185856

約数和(自身を除く): 47212735

約数列:

[1, 7, 23, 161, 1231, 8617, 28313, 198191, 1515361, 10607527, 34853303, 243973121]

約数ペア:

[(1, 243973121), (7, 34853303), (23, 10607527), (161, 1515361), (1231, 198191), (8617, 28313)]