128778845811

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{557484181}}^1$

素因数の和:557484202

約数の個数: 16

約数和(自身を含む): 214073925888

約数和(自身を除く): 85295080077

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 557484181, 1672452543, 3902389267, 6132325991, 11707167801, 18396977973, 42926281937, 128778845811]

約数ペア:

[(1, 128778845811), (3, 42926281937), (7, 18396977973), (11, 11707167801), (21, 6132325991), (33, 3902389267), (77, 1672452543), (231, 557484181)]