55887321

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{563}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 88796160

約数和(自身を除く): 32908839

約数列:

[1, 3, 7, 21, 29, 87, 163, 203, 489, 563, 609, 1141, 1689, 3423, 3941, 4727, 11823, 14181, 16327, 33089, 48981, 91769, 99267, 114289, 275307, 342867, 642383, 1927149, 2661301, 7983903, 18629107, 55887321]

約数ペア:

[(1, 55887321), (3, 18629107), (7, 7983903), (21, 2661301), (29, 1927149), (87, 642383), (163, 342867), (203, 275307), (489, 114289), (563, 99267), (609, 91769), (1141, 48981), (1689, 33089), (3423, 16327), (3941, 14181), (4727, 11823)]