28876328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{277657}}^1$

素因数の和:277676

約数の個数: 16

約数和(自身を含む): 58308180

約数和(自身を除く): 29431852

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 277657, 555314, 1110628, 2221256, 3609541, 7219082, 14438164, 28876328]

約数ペア:

[(1, 28876328), (2, 14438164), (4, 7219082), (8, 3609541), (13, 2221256), (26, 1110628), (52, 555314), (104, 277657)]