15201111

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 21882960

約数和(自身を除く): 6681849

約数列:

[1, 3, 17, 51, 89, 197, 267, 289, 591, 867, 1513, 3349, 4539, 10047, 17533, 25721, 52599, 56933, 77163, 170799, 298061, 894183, 5067037, 15201111]

約数ペア:

[(1, 15201111), (3, 5067037), (17, 894183), (51, 298061), (89, 170799), (197, 77163), (267, 56933), (289, 52599), (591, 25721), (867, 17533), (1513, 10047), (3349, 4539)]