188835781491

素因数分解:

$3^3\times 7^3\times {\mathrm{20390431}}^1$

素因数の和:20390461

約数の個数: 32

約数和(自身を含む): 326246912000

約数和(自身を除く): 137411130509

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 20390431, 61171293, 142733017, 183513879, 428199051, 550541637, 999131119, 1284597153, 2997393357, 3853791459, 6993917833, 8992180071, 20981753499, 26976540213, 62945260497, 188835781491]

約数ペア:

[(1, 188835781491), (3, 62945260497), (7, 26976540213), (9, 20981753499), (21, 8992180071), (27, 6993917833), (49, 3853791459), (63, 2997393357), (147, 1284597153), (189, 999131119), (343, 550541637), (441, 428199051), (1029, 183513879), (1323, 142733017), (3087, 61171293), (9261, 20390431)]