201639285

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 358300800

約数和(自身を除く): 156661515

約数列:

[1, 3, 5, 9, 15, 45, 59, 173, 177, 295, 439, 519, 531, 865, 885, 1317, 1557, 2195, 2595, 2655, 3951, 6585, 7785, 10207, 19755, 25901, 30621, 51035, 75947, 77703, 91863, 129505, 153105, 227841, 233109, 379735, 388515, 459315, 683523, 1139205, 1165545, 3417615, 4480873, 13442619, 22404365, 40327857, 67213095, 201639285]

約数ペア:

[(1, 201639285), (3, 67213095), (5, 40327857), (9, 22404365), (15, 13442619), (45, 4480873), (59, 3417615), (173, 1165545), (177, 1139205), (295, 683523), (439, 459315), (519, 388515), (531, 379735), (865, 233109), (885, 227841), (1317, 153105), (1557, 129505), (2195, 91863), (2595, 77703), (2655, 75947), (3951, 51035), (6585, 30621), (7785, 25901), (10207, 19755)]