280952014

素因数分解:

$2^1\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{19889}}^1$

素因数の和:20907

約数の個数: 16

約数和(自身を含む): 482133600

約数和(自身を除く): 201181586

約数列:

[1, 2, 7, 14, 1009, 2018, 7063, 14126, 19889, 39778, 139223, 278446, 20068001, 40136002, 140476007, 280952014]

約数ペア:

[(1, 280952014), (2, 140476007), (7, 40136002), (14, 20068001), (1009, 278446), (2018, 139223), (7063, 39778), (14126, 19889)]