28678533

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10357}}^1$

素因数の和:10444

約数の個数: 16

約数和(自身を含む): 41763456

約数和(自身を除く): 13084923

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 10357, 31071, 134641, 403923, 735347, 2206041, 9559511, 28678533]

約数ペア:

[(1, 28678533), (3, 9559511), (13, 2206041), (39, 735347), (71, 403923), (213, 134641), (923, 31071), (2769, 10357)]