16672887

素因数分解:

$3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{491}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 30700800

約数和(自身を除く): 14027913

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 343, 441, 491, 539, 693, 1029, 1473, 1617, 3087, 3437, 3773, 4419, 4851, 5401, 10311, 11319, 16203, 24059, 30933, 33957, 37807, 48609, 72177, 113421, 168413, 216531, 264649, 340263, 505239, 793947, 1515717, 1852543, 2381841, 5557629, 16672887]

約数ペア:

[(1, 16672887), (3, 5557629), (7, 2381841), (9, 1852543), (11, 1515717), (21, 793947), (33, 505239), (49, 340263), (63, 264649), (77, 216531), (99, 168413), (147, 113421), (231, 72177), (343, 48609), (441, 37807), (491, 33957), (539, 30933), (693, 24059), (1029, 16203), (1473, 11319), (1617, 10311), (3087, 5401), (3437, 4851), (3773, 4419)]