15707972

素因数分解:

$2^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1399}}^1$

素因数の和:1811

約数の個数: 24

約数和(自身を含む): 31516800

約数和(自身を除く): 15808828

約数列:

[1, 2, 4, 7, 14, 28, 401, 802, 1399, 1604, 2798, 2807, 5596, 5614, 9793, 11228, 19586, 39172, 560999, 1121998, 2243996, 3926993, 7853986, 15707972]

約数ペア:

[(1, 15707972), (2, 7853986), (4, 3926993), (7, 2243996), (14, 1121998), (28, 560999), (401, 39172), (802, 19586), (1399, 11228), (1604, 9793), (2798, 5614), (2807, 5596)]