206769213

素因数分解:

$3^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{6551}}^1$

素因数の和:6734

約数の個数: 32

約数和(自身を含む): 352235520

約数和(自身を除く): 145466307

約数列:

[1, 3, 7, 9, 21, 27, 63, 167, 189, 501, 1169, 1503, 3507, 4509, 6551, 10521, 19653, 31563, 45857, 58959, 137571, 176877, 412713, 1094017, 1238139, 3282051, 7658119, 9846153, 22974357, 29538459, 68923071, 206769213]

約数ペア:

[(1, 206769213), (3, 68923071), (7, 29538459), (9, 22974357), (21, 9846153), (27, 7658119), (63, 3282051), (167, 1238139), (189, 1094017), (501, 412713), (1169, 176877), (1503, 137571), (3507, 58959), (4509, 45857), (6551, 31563), (10521, 19653)]