208031159

素因数分解:

$7^1\times {\mathrm{17}}^3\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 264591360

約数和(自身を除く): 56560201

約数列:

[1, 7, 17, 23, 119, 161, 263, 289, 391, 1841, 2023, 2737, 4471, 4913, 6049, 6647, 31297, 34391, 42343, 46529, 76007, 102833, 112999, 532049, 719831, 790993, 1292119, 1748161, 9044833, 12237127, 29718737, 208031159]

約数ペア:

[(1, 208031159), (7, 29718737), (17, 12237127), (23, 9044833), (119, 1748161), (161, 1292119), (263, 790993), (289, 719831), (391, 532049), (1841, 112999), (2023, 102833), (2737, 76007), (4471, 46529), (4913, 42343), (6049, 34391), (6647, 31297)]