31471286

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{204359}}^1$

素因数の和:204379

約数の個数: 16

約数和(自身を含む): 58855680

約数和(自身を除く): 27384394

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 204359, 408718, 1430513, 2247949, 2861026, 4495898, 15735643, 31471286]

約数ペア:

[(1, 31471286), (2, 15735643), (7, 4495898), (11, 2861026), (14, 2247949), (22, 1430513), (77, 408718), (154, 204359)]