16391991

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{6451}}^1$

素因数の和:6483

約数の個数: 24

約数和(自身を含む): 27459712

約数和(自身を除く): 11067721

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 6451, 19353, 45157, 70961, 135471, 212883, 496727, 780571, 1490181, 2341713, 5463997, 16391991]

約数ペア:

[(1, 16391991), (3, 5463997), (7, 2341713), (11, 1490181), (21, 780571), (33, 496727), (77, 212883), (121, 135471), (231, 70961), (363, 45157), (847, 19353), (2541, 6451)]