205581321

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1289}}^1$

素因数の和:1491

約数の個数: 40

約数和(自身を含む): 337154400

約数和(自身を除く): 131573079

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 179, 297, 537, 891, 1289, 1611, 1969, 3867, 4833, 5907, 11601, 14179, 14499, 17721, 34803, 42537, 53163, 104409, 127611, 159489, 230731, 382833, 692193, 1148499, 2076579, 2538041, 6229737, 7614123, 18689211, 22842369, 68527107, 205581321]

約数ペア:

[(1, 205581321), (3, 68527107), (9, 22842369), (11, 18689211), (27, 7614123), (33, 6229737), (81, 2538041), (99, 2076579), (179, 1148499), (297, 692193), (537, 382833), (891, 230731), (1289, 159489), (1611, 127611), (1969, 104409), (3867, 53163), (4833, 42537), (5907, 34803), (11601, 17721), (14179, 14499)]