1289778931

素因数分解:

$7^2\times {\mathrm{491}}^1\times {\mathrm{53609}}^1$

素因数の和:54114

約数の個数: 12

約数和(自身を含む): 1503438840

約数和(自身を除く): 213659909

約数列:

[1, 7, 49, 491, 3437, 24059, 53609, 375263, 2626841, 26322019, 184254133, 1289778931]

約数ペア:

[(1, 1289778931), (7, 184254133), (49, 26322019), (491, 2626841), (3437, 375263), (24059, 53609)]