27691707

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:698

約数の個数: 16

約数和(自身を含む): 37521792

約数和(自身を除く): 9830085

約数列:

[1, 3, 107, 281, 307, 321, 843, 921, 30067, 32849, 86267, 90201, 98547, 258801, 9230569, 27691707]

約数ペア:

[(1, 27691707), (3, 9230569), (107, 258801), (281, 98547), (307, 90201), (321, 86267), (843, 32849), (921, 30067)]