77966987

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{9883}}^1$

素因数の和:9927

約数の個数: 16

約数和(自身を含む): 94886400

約数和(自身を除く): 16919413

約数列:

[1, 7, 23, 49, 161, 343, 1127, 7889, 9883, 69181, 227309, 484267, 1591163, 3389869, 11138141, 77966987]

約数ペア:

[(1, 77966987), (7, 11138141), (23, 3389869), (49, 1591163), (161, 484267), (343, 227309), (1127, 69181), (7889, 9883)]