268990185

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{2297}}^1$

素因数の和:2553

約数の個数: 32

約数和(自身を含む): 444304512

約数和(自身を除く): 175314327

約数列:

[1, 3, 5, 15, 37, 111, 185, 211, 555, 633, 1055, 2297, 3165, 6891, 7807, 11485, 23421, 34455, 39035, 84989, 117105, 254967, 424945, 484667, 1274835, 1454001, 2423335, 7270005, 17932679, 53798037, 89663395, 268990185]

約数ペア:

[(1, 268990185), (3, 89663395), (5, 53798037), (15, 17932679), (37, 7270005), (111, 2423335), (185, 1454001), (211, 1274835), (555, 484667), (633, 424945), (1055, 254967), (2297, 117105), (3165, 84989), (6891, 39035), (7807, 34455), (11485, 23421)]