7140986

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1511}}^1$

素因数の和:1669

約数の個数: 16

約数和(自身を含む): 11430720

約数和(自身を除く): 4289734

約数列:

[1, 2, 17, 34, 139, 278, 1511, 2363, 3022, 4726, 25687, 51374, 210029, 420058, 3570493, 7140986]

約数ペア:

[(1, 7140986), (2, 3570493), (17, 420058), (34, 210029), (139, 51374), (278, 25687), (1511, 4726), (2363, 3022)]