161708535

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16871}}^1$

素因数の和:16956

約数の個数: 32

約数和(自身を含む): 291548160

約数和(自身を除く): 129839625

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3195, 9585, 16871, 50613, 84355, 151839, 253065, 455517, 759195, 1197841, 2277585, 3593523, 5989205, 10780569, 17967615, 32341707, 53902845, 161708535]

約数ペア:

[(1, 161708535), (3, 53902845), (5, 32341707), (9, 17967615), (15, 10780569), (27, 5989205), (45, 3593523), (71, 2277585), (135, 1197841), (213, 759195), (355, 455517), (639, 253065), (1065, 151839), (1917, 84355), (3195, 50613), (9585, 16871)]