6491961

素因数分解:

$3^3\times 7^3\times {\mathrm{701}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 11232000

約数和(自身を除く): 4740039

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 701, 1029, 1323, 2103, 3087, 4907, 6309, 9261, 14721, 18927, 34349, 44163, 103047, 132489, 240443, 309141, 721329, 927423, 2163987, 6491961]

約数ペア:

[(1, 6491961), (3, 2163987), (7, 927423), (9, 721329), (21, 309141), (27, 240443), (49, 132489), (63, 103047), (147, 44163), (189, 34349), (343, 18927), (441, 14721), (701, 9261), (1029, 6309), (1323, 4907), (2103, 3087)]