199759959

素因数分解:

$3^3\times 7^1\times {\mathrm{967}}^1\times {\mathrm{1093}}^1$

素因数の和:2076

約数の個数: 32

約数和(自身を含む): 338877440

約数和(自身を除く): 139117481

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 967, 1093, 2901, 3279, 6769, 7651, 8703, 9837, 20307, 22953, 26109, 29511, 60921, 68859, 182763, 206577, 1056931, 3170793, 7398517, 9512379, 22195551, 28537137, 66586653, 199759959]

約数ペア:

[(1, 199759959), (3, 66586653), (7, 28537137), (9, 22195551), (21, 9512379), (27, 7398517), (63, 3170793), (189, 1056931), (967, 206577), (1093, 182763), (2901, 68859), (3279, 60921), (6769, 29511), (7651, 26109), (8703, 22953), (9837, 20307)]