209174644

素因数分解:

$2^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{17333}}^1$

素因数の和:17775

約数の個数: 24

約数和(自身を含む): 419344128

約数和(自身を除く): 210169484

約数列:

[1, 2, 4, 7, 14, 28, 431, 862, 1724, 3017, 6034, 12068, 17333, 34666, 69332, 121331, 242662, 485324, 7470523, 14941046, 29882092, 52293661, 104587322, 209174644]

約数ペア:

[(1, 209174644), (2, 104587322), (4, 52293661), (7, 29882092), (14, 14941046), (28, 7470523), (431, 485324), (862, 242662), (1724, 121331), (3017, 69332), (6034, 34666), (12068, 17333)]