1388394430

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4787567}}^1$

素因数の和:4787603

約数の個数: 16

約数和(自身を含む): 2585286720

約数和(自身を除く): 1196892290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 4787567, 9575134, 23937835, 47875670, 138839443, 277678886, 694197215, 1388394430]

約数ペア:

[(1, 1388394430), (2, 694197215), (5, 277678886), (10, 138839443), (29, 47875670), (58, 23937835), (145, 9575134), (290, 4787567)]