28271703

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{401}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 38437632

約数和(自身を除く): 10165929

約数列:

[1, 3, 71, 213, 331, 401, 993, 1203, 23501, 28471, 70503, 85413, 132731, 398193, 9423901, 28271703]

約数ペア:

[(1, 28271703), (3, 9423901), (71, 398193), (213, 132731), (331, 85413), (401, 70503), (993, 28471), (1203, 23501)]