15991136

素因数分解:

$2^5\times 7^1\times {\mathrm{71389}}^1$

素因数の和:71406

約数の個数: 24

約数和(自身を含む): 35980560

約数和(自身を除く): 19989424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 71389, 142778, 285556, 499723, 571112, 999446, 1142224, 1998892, 2284448, 3997784, 7995568, 15991136]

約数ペア:

[(1, 15991136), (2, 7995568), (4, 3997784), (7, 2284448), (8, 1998892), (14, 1142224), (16, 999446), (28, 571112), (32, 499723), (56, 285556), (112, 142778), (224, 71389)]