15026739

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2897}}^1$

素因数の和:2939

約数の個数: 32

約数和(自身を含む): 25966080

約数和(自身を除く): 10939341

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 2897, 5187, 8691, 20279, 37661, 55043, 60837, 112983, 165129, 263627, 385301, 715559, 790881, 1155903, 2146677, 5008913, 15026739]

約数ペア:

[(1, 15026739), (3, 5008913), (7, 2146677), (13, 1155903), (19, 790881), (21, 715559), (39, 385301), (57, 263627), (91, 165129), (133, 112983), (247, 60837), (273, 55043), (399, 37661), (741, 20279), (1729, 8691), (2897, 5187)]