201974591

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{20743}}^1$

素因数の和:20870

約数の個数: 16

約数和(自身を含む): 250919424

約数和(自身を除く): 48944833

約数列:

[1, 7, 13, 91, 107, 749, 1391, 9737, 20743, 145201, 269659, 1887613, 2219501, 15536507, 28853513, 201974591]

約数ペア:

[(1, 201974591), (7, 28853513), (13, 15536507), (91, 2219501), (107, 1887613), (749, 269659), (1391, 145201), (9737, 20743)]