28293531

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{6637}}^1$

素因数の和:6683

約数の個数: 24

約数和(自身を含む): 45403920

約数和(自身を除く): 17110389

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 6637, 19911, 46459, 139377, 192473, 325213, 577419, 975639, 1347311, 4041933, 9431177, 28293531]

約数ペア:

[(1, 28293531), (3, 9431177), (7, 4041933), (21, 1347311), (29, 975639), (49, 577419), (87, 325213), (147, 192473), (203, 139377), (609, 46459), (1421, 19911), (4263, 6637)]