28741587

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4547}}^1$

素因数の和:4607

約数の個数: 24

約数和(自身を含む): 45625536

約数和(自身を除く): 16883949

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 4547, 6321, 13641, 31829, 95487, 195521, 222803, 586563, 668409, 1368647, 4105941, 9580529, 28741587]

約数ペア:

[(1, 28741587), (3, 9580529), (7, 4105941), (21, 1368647), (43, 668409), (49, 586563), (129, 222803), (147, 195521), (301, 95487), (903, 31829), (2107, 13641), (4547, 6321)]