431131383

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{941}}^1$

素因数の和:1260

約数の個数: 32

約数和(自身を含む): 651110400

約数和(自身を除く): 219979017

約数列:

[1, 3, 9, 27, 71, 213, 239, 639, 717, 941, 1917, 2151, 2823, 6453, 8469, 16969, 25407, 50907, 66811, 152721, 200433, 224899, 458163, 601299, 674697, 1803897, 2024091, 6072273, 15967829, 47903487, 143710461, 431131383]

約数ペア:

[(1, 431131383), (3, 143710461), (9, 47903487), (27, 15967829), (71, 6072273), (213, 2024091), (239, 1803897), (639, 674697), (717, 601299), (941, 458163), (1917, 224899), (2151, 200433), (2823, 152721), (6453, 66811), (8469, 50907), (16969, 25407)]