196356447

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 349916160

約数和(自身を除く): 153559713

約数列:

[1, 3, 7, 9, 21, 27, 37, 43, 63, 111, 129, 189, 259, 301, 333, 387, 653, 777, 903, 999, 1161, 1591, 1959, 2331, 2709, 4571, 4773, 5877, 6993, 8127, 11137, 13713, 14319, 17631, 24161, 28079, 33411, 41139, 42957, 72483, 84237, 100233, 123417, 169127, 196553, 217449, 252711, 300699, 507381, 589659, 652347, 758133, 1038923, 1522143, 1768977, 3116769, 4566429, 5306931, 7272461, 9350307, 21817383, 28050921, 65452149, 196356447]

約数ペア:

[(1, 196356447), (3, 65452149), (7, 28050921), (9, 21817383), (21, 9350307), (27, 7272461), (37, 5306931), (43, 4566429), (63, 3116769), (111, 1768977), (129, 1522143), (189, 1038923), (259, 758133), (301, 652347), (333, 589659), (387, 507381), (653, 300699), (777, 252711), (903, 217449), (999, 196553), (1161, 169127), (1591, 123417), (1959, 100233), (2331, 84237), (2709, 72483), (4571, 42957), (4773, 41139), (5877, 33411), (6993, 28079), (8127, 24161), (11137, 17631), (13713, 14319)]