15427545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{421}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 28358400

約数和(自身を除く): 12930855

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 349, 421, 1047, 1263, 1745, 2105, 2443, 2947, 5235, 6315, 7329, 8841, 12215, 14735, 36645, 44205, 146929, 440787, 734645, 1028503, 2203935, 3085509, 5142515, 15427545]

約数ペア:

[(1, 15427545), (3, 5142515), (5, 3085509), (7, 2203935), (15, 1028503), (21, 734645), (35, 440787), (105, 146929), (349, 44205), (421, 36645), (1047, 14735), (1263, 12215), (1745, 8841), (2105, 7329), (2443, 6315), (2947, 5235)]