281266384

素因数分解:

$2^4\times 7^1\times {\mathrm{2511307}}^1$

素因数の和:2511322

約数の個数: 20

約数和(自身を含む): 622804384

約数和(自身を除く): 341538000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2511307, 5022614, 10045228, 17579149, 20090456, 35158298, 40180912, 70316596, 140633192, 281266384]

約数ペア:

[(1, 281266384), (2, 140633192), (4, 70316596), (7, 40180912), (8, 35158298), (14, 20090456), (16, 17579149), (28, 10045228), (56, 5022614), (112, 2511307)]