15320193

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1171}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 24049440

約数和(自身を除く): 8729247

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1171, 1869, 3513, 4361, 8197, 13083, 24591, 57379, 104219, 172137, 312657, 729533, 2188599, 5106731, 15320193]

約数ペア:

[(1, 15320193), (3, 5106731), (7, 2188599), (21, 729533), (49, 312657), (89, 172137), (147, 104219), (267, 57379), (623, 24591), (1171, 13083), (1869, 8197), (3513, 4361)]