1212731961

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{978799}}^1$

素因数の和:978868

約数の個数: 16

約数和(自身を含む): 1879296000

約数和(自身を除く): 666564039

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 978799, 2936397, 6851593, 20554779, 57749141, 173247423, 404243987, 1212731961]

約数ペア:

[(1, 1212731961), (3, 404243987), (7, 173247423), (21, 57749141), (59, 20554779), (177, 6851593), (413, 2936397), (1239, 978799)]