1211777007

素因数分解:

$3^1\times 7^2\times {\mathrm{8243381}}^1$

素因数の和:8243398

約数の個数: 12

約数和(自身を含む): 1879491096

約数和(自身を除く): 667714089

約数列:

[1, 3, 7, 21, 49, 147, 8243381, 24730143, 57703667, 173111001, 403925669, 1211777007]

約数ペア:

[(1, 1211777007), (3, 403925669), (7, 173111001), (21, 57703667), (49, 24730143), (147, 8243381)]