7889767221

素因数分解:

$3^1\times 7^1\times {\mathrm{3631}}^1\times {\mathrm{103471}}^1$

素因数の和:107112

約数の個数: 16

約数和(自身を含む): 12025929728

約数和(自身を除く): 4136162507

約数列:

[1, 3, 7, 21, 3631, 10893, 25417, 76251, 103471, 310413, 724297, 2172891, 375703201, 1127109603, 2629922407, 7889767221]

約数ペア:

[(1, 7889767221), (3, 2629922407), (7, 1127109603), (21, 375703201), (3631, 2172891), (10893, 724297), (25417, 310413), (76251, 103471)]