1990695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{18959}}^1$

素因数の和:18974

約数の個数: 16

約数和(自身を含む): 3640320

約数和(自身を除く): 1649625

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 18959, 56877, 94795, 132713, 284385, 398139, 663565, 1990695]

約数ペア:

[(1, 1990695), (3, 663565), (5, 398139), (7, 284385), (15, 132713), (21, 94795), (35, 56877), (105, 18959)]