203478687

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{359}}^1\times {\mathrm{887}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 299220480

約数和(自身を除く): 95741793

約数列:

[1, 3, 9, 71, 213, 359, 639, 887, 1077, 2661, 3231, 7983, 25489, 62977, 76467, 188931, 229401, 318433, 566793, 955299, 2865897, 22608743, 67826229, 203478687]

約数ペア:

[(1, 203478687), (3, 67826229), (9, 22608743), (71, 2865897), (213, 955299), (359, 566793), (639, 318433), (887, 229401), (1077, 188931), (2661, 76467), (3231, 62977), (7983, 25489)]