1921885

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1332

約数の個数: 16

約数和(自身を含む): 2699136

約数和(自身を除く): 777251

約数列:

[1, 5, 7, 35, 43, 215, 301, 1277, 1505, 6385, 8939, 44695, 54911, 274555, 384377, 1921885]

約数ペア:

[(1, 1921885), (5, 384377), (7, 274555), (35, 54911), (43, 44695), (215, 8939), (301, 6385), (1277, 1505)]