2749204437

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{644899}}^1$

素因数の和:644945

約数の個数: 24

約数和(自身を含む): 4411116000

約数和(自身を除く): 1661911563

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 644899, 1934697, 4514293, 13542879, 18702071, 31600051, 56106213, 94800153, 130914497, 392743491, 916401479, 2749204437]

約数ペア:

[(1, 2749204437), (3, 916401479), (7, 392743491), (21, 130914497), (29, 94800153), (49, 56106213), (87, 31600051), (147, 18702071), (203, 13542879), (609, 4514293), (1421, 1934697), (4263, 644899)]