1661521677

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{192239}}^1$

素因数の和:192352

約数の個数: 16

約数和(自身を含む): 2300728320

約数和(自身を除く): 639206643

約数列:

[1, 3, 43, 67, 129, 201, 2881, 8643, 192239, 576717, 8266277, 12880013, 24798831, 38640039, 553840559, 1661521677]

約数ペア:

[(1, 1661521677), (3, 553840559), (43, 38640039), (67, 24798831), (129, 12880013), (201, 8266277), (2881, 576717), (8643, 192239)]