42878269

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{11117}}^1$

素因数の和:11172

約数の個数: 16

約数和(自身を含む): 53366400

約数和(自身を除く): 10488131

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 11117, 77819, 211223, 322393, 1478561, 2256751, 6125467, 42878269]

約数ペア:

[(1, 42878269), (7, 6125467), (19, 2256751), (29, 1478561), (133, 322393), (203, 211223), (551, 77819), (3857, 11117)]