209380941

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^4\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 60

約数和(自身を含む): 381881760

約数和(自身を除く): 172500819

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 227, 231, 363, 681, 693, 847, 1089, 1331, 1589, 2043, 2497, 2541, 3993, 4767, 7491, 7623, 9317, 11979, 14301, 14641, 17479, 22473, 27467, 27951, 43923, 52437, 82401, 83853, 102487, 131769, 157311, 192269, 247203, 302137, 307461, 576807, 906411, 922383, 1730421, 2114959, 2719233, 3323507, 6344877, 9970521, 19034631, 23264549, 29911563, 69793647, 209380941]

約数ペア:

[(1, 209380941), (3, 69793647), (7, 29911563), (9, 23264549), (11, 19034631), (21, 9970521), (33, 6344877), (63, 3323507), (77, 2719233), (99, 2114959), (121, 1730421), (227, 922383), (231, 906411), (363, 576807), (681, 307461), (693, 302137), (847, 247203), (1089, 192269), (1331, 157311), (1589, 131769), (2043, 102487), (2497, 83853), (2541, 82401), (3993, 52437), (4767, 43923), (7491, 27951), (7623, 27467), (9317, 22473), (11979, 17479), (14301, 14641)]