1399664

素因数分解:

$2^4\times 7^1\times {\mathrm{12497}}^1$

素因数の和:12512

約数の個数: 20

約数和(自身を含む): 3099504

約数和(自身を除く): 1699840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 12497, 24994, 49988, 87479, 99976, 174958, 199952, 349916, 699832, 1399664]

約数ペア:

[(1, 1399664), (2, 699832), (4, 349916), (7, 199952), (8, 174958), (14, 99976), (16, 87479), (28, 49988), (56, 24994), (112, 12497)]