16977177

素因数分解:

$3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:438

約数の個数: 36

約数和(自身を含む): 28836756

約数和(自身を除く): 11859579

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 281, 411, 441, 843, 959, 1233, 1967, 2529, 2877, 5901, 6713, 8631, 13769, 17703, 20139, 38497, 41307, 60417, 115491, 123921, 269479, 346473, 808437, 1886353, 2425311, 5659059, 16977177]

約数ペア:

[(1, 16977177), (3, 5659059), (7, 2425311), (9, 1886353), (21, 808437), (49, 346473), (63, 269479), (137, 123921), (147, 115491), (281, 60417), (411, 41307), (441, 38497), (843, 20139), (959, 17703), (1233, 13769), (1967, 8631), (2529, 6713), (2877, 5901)]