16994761

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 20072448

約数和(自身を除く): 3077687

約数列:

[1, 7, 43, 131, 301, 431, 917, 3017, 5633, 18533, 39431, 56461, 129731, 395227, 2427823, 16994761]

約数ペア:

[(1, 16994761), (7, 2427823), (43, 395227), (131, 129731), (301, 56461), (431, 39431), (917, 18533), (3017, 5633)]