255655449

素因数分解:

$3^2\times 7^1\times {\mathrm{1487}}^1\times {\mathrm{2729}}^1$

素因数の和:4229

約数の個数: 24

約数和(自身を含む): 422472960

約数和(自身を除く): 166817511

約数列:

[1, 3, 7, 9, 21, 63, 1487, 2729, 4461, 8187, 10409, 13383, 19103, 24561, 31227, 57309, 93681, 171927, 4058023, 12174069, 28406161, 36522207, 85218483, 255655449]

約数ペア:

[(1, 255655449), (3, 85218483), (7, 36522207), (9, 28406161), (21, 12174069), (63, 4058023), (1487, 171927), (2729, 93681), (4461, 57309), (8187, 31227), (10409, 24561), (13383, 19103)]