1279655439

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{208379}}^1$

素因数の和:208494

約数の個数: 16

約数和(自身を含む): 1800403200

約数和(自身を除く): 520747761

約数列:

[1, 3, 23, 69, 89, 267, 2047, 6141, 208379, 625137, 4792717, 14378151, 18545731, 55637193, 426551813, 1279655439]

約数ペア:

[(1, 1279655439), (3, 426551813), (23, 55637193), (69, 18545731), (89, 14378151), (267, 4792717), (2047, 625137), (6141, 208379)]