1990380091

素因数分解:

$7^1\times {\mathrm{211}}^1\times {\mathrm{1039}}^1\times {\mathrm{1297}}^1$

素因数の和:2554

約数の個数: 16

約数和(自身を含む): 2289464320

約数和(自身を除く): 299084229

約数列:

[1, 7, 211, 1039, 1297, 1477, 7273, 9079, 219229, 273667, 1347583, 1534603, 1915669, 9433081, 284340013, 1990380091]

約数ペア:

[(1, 1990380091), (7, 284340013), (211, 9433081), (1039, 1915669), (1297, 1534603), (1477, 1347583), (7273, 273667), (9079, 219229)]