217203413

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{4243}}^1$

素因数の和:4424

約数の個数: 16

約数和(自身を含む): 254232576

約数和(自身を除く): 37029163

約数列:

[1, 7, 71, 103, 497, 721, 4243, 7313, 29701, 51191, 301253, 437029, 2108771, 3059203, 31029059, 217203413]

約数ペア:

[(1, 217203413), (7, 31029059), (71, 3059203), (103, 2108771), (497, 437029), (721, 301253), (4243, 51191), (7313, 29701)]