15320421

素因数分解:

$3^5\times {\mathrm{67}}^1\times {\mathrm{941}}^1$

素因数の和:1023

約数の個数: 24

約数和(自身を含む): 23316384

約数和(自身を除く): 7995963

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 603, 941, 1809, 2823, 5427, 8469, 16281, 25407, 63047, 76221, 189141, 228663, 567423, 1702269, 5106807, 15320421]

約数ペア:

[(1, 15320421), (3, 5106807), (9, 1702269), (27, 567423), (67, 228663), (81, 189141), (201, 76221), (243, 63047), (603, 25407), (941, 16281), (1809, 8469), (2823, 5427)]