219952689

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 325837824

約数和(自身を除く): 105885135

約数列:

[1, 3, 11, 33, 103, 163, 309, 397, 489, 1133, 1191, 1793, 3399, 4367, 5379, 13101, 16789, 40891, 50367, 64711, 122673, 184679, 194133, 449801, 554037, 711821, 1349403, 2135463, 6665233, 19995699, 73317563, 219952689]

約数ペア:

[(1, 219952689), (3, 73317563), (11, 19995699), (33, 6665233), (103, 2135463), (163, 1349403), (309, 711821), (397, 554037), (489, 449801), (1133, 194133), (1191, 184679), (1793, 122673), (3399, 64711), (4367, 50367), (5379, 40891), (13101, 16789)]