139406708

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{12799}}^1$

素因数の和:13199

約数の個数: 24

約数和(自身を含む): 279552000

約数和(自身を除く): 140145292

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 2723, 5446, 10892, 12799, 25598, 51196, 89593, 179186, 358372, 4978811, 9957622, 19915244, 34851677, 69703354, 139406708]

約数ペア:

[(1, 139406708), (2, 69703354), (4, 34851677), (7, 19915244), (14, 9957622), (28, 4978811), (389, 358372), (778, 179186), (1556, 89593), (2723, 51196), (5446, 25598), (10892, 12799)]