245865213

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1559}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 408844800

約数和(自身を除く): 162979587

約数列:

[1, 3, 9, 11, 27, 33, 59, 81, 99, 177, 243, 297, 531, 649, 891, 1559, 1593, 1947, 2673, 4677, 4779, 5841, 14031, 14337, 17149, 17523, 42093, 51447, 52569, 91981, 126279, 154341, 157707, 275943, 378837, 463023, 827829, 1011791, 1389069, 2483487, 3035373, 4167207, 7450461, 9106119, 22351383, 27318357, 81955071, 245865213]

約数ペア:

[(1, 245865213), (3, 81955071), (9, 27318357), (11, 22351383), (27, 9106119), (33, 7450461), (59, 4167207), (81, 3035373), (99, 2483487), (177, 1389069), (243, 1011791), (297, 827829), (531, 463023), (649, 378837), (891, 275943), (1559, 157707), (1593, 154341), (1947, 126279), (2673, 91981), (4677, 52569), (4779, 51447), (5841, 42093), (14031, 17523), (14337, 17149)]