201295287

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{647}}^1$

素因数の和:849

約数の個数: 40

約数和(自身を含む): 316141056

約数和(自身を除く): 114845769

約数列:

[1, 3, 9, 23, 27, 69, 81, 167, 207, 501, 621, 647, 1503, 1863, 1941, 3841, 4509, 5823, 11523, 13527, 14881, 17469, 34569, 44643, 52407, 103707, 108049, 133929, 311121, 324147, 401787, 972441, 1205361, 2485127, 2917323, 7455381, 8751969, 22366143, 67098429, 201295287]

約数ペア:

[(1, 201295287), (3, 67098429), (9, 22366143), (23, 8751969), (27, 7455381), (69, 2917323), (81, 2485127), (167, 1205361), (207, 972441), (501, 401787), (621, 324147), (647, 311121), (1503, 133929), (1863, 108049), (1941, 103707), (3841, 52407), (4509, 44643), (5823, 34569), (11523, 17469), (13527, 14881)]