163840395649

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1\times {\mathrm{1121987}}^1$

素因数の和:1122924

約数の個数: 16

約数和(自身を含む): 195602899968

約数和(自身を除く): 31762504319

約数列:

[1, 7, 23, 161, 907, 6349, 20861, 146027, 1121987, 7853909, 25805701, 180639907, 1017642209, 7123495463, 23405770807, 163840395649]

約数ペア:

[(1, 163840395649), (7, 23405770807), (23, 7123495463), (161, 1017642209), (907, 180639907), (6349, 25805701), (20861, 7853909), (146027, 1121987)]