205006844

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{919}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 425349120

約数和(自身を除く): 220342276

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 257, 434, 514, 868, 919, 1028, 1799, 1838, 3598, 3676, 6433, 7196, 7967, 12866, 15934, 25732, 28489, 31868, 55769, 56978, 111538, 113956, 199423, 223076, 236183, 398846, 472366, 797692, 944732, 1653281, 3306562, 6613124, 7321673, 14643346, 29286692, 51251711, 102503422, 205006844]

約数ペア:

[(1, 205006844), (2, 102503422), (4, 51251711), (7, 29286692), (14, 14643346), (28, 7321673), (31, 6613124), (62, 3306562), (124, 1653281), (217, 944732), (257, 797692), (434, 472366), (514, 398846), (868, 236183), (919, 223076), (1028, 199423), (1799, 113956), (1838, 111538), (3598, 56978), (3676, 55769), (6433, 31868), (7196, 28489), (7967, 25732), (12866, 15934)]