231303670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{8941}}^1$

素因数の和:9160

約数の個数: 32

約数和(自身を含む): 450676800

約数和(自身を除く): 219373130

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 995, 1990, 2587, 5174, 8941, 12935, 17882, 25870, 44705, 89410, 116233, 232466, 581165, 1162330, 1779259, 3558518, 8896295, 17792590, 23130367, 46260734, 115651835, 231303670]

約数ペア:

[(1, 231303670), (2, 115651835), (5, 46260734), (10, 23130367), (13, 17792590), (26, 8896295), (65, 3558518), (130, 1779259), (199, 1162330), (398, 581165), (995, 232466), (1990, 116233), (2587, 89410), (5174, 44705), (8941, 25870), (12935, 17882)]