28993797

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5171}}^1$

素因数の和:5273

約数の個数: 24

約数和(自身を含む): 48409920

約数和(自身を除く): 19416123

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5171, 5607, 15513, 36197, 46539, 108591, 325773, 460219, 1380657, 3221533, 4141971, 9664599, 28993797]

約数ペア:

[(1, 28993797), (3, 9664599), (7, 4141971), (9, 3221533), (21, 1380657), (63, 460219), (89, 325773), (267, 108591), (623, 46539), (801, 36197), (1869, 15513), (5171, 5607)]