30948891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^2$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 47265336

約数和(自身を除く): 16316445

約数列:

[1, 3, 17, 19, 41, 51, 57, 123, 323, 361, 697, 779, 969, 1083, 1681, 2091, 2337, 5043, 6137, 13243, 14801, 18411, 28577, 31939, 39729, 44403, 85731, 95817, 251617, 542963, 606841, 754851, 1628889, 1820523, 10316297, 30948891]

約数ペア:

[(1, 30948891), (3, 10316297), (17, 1820523), (19, 1628889), (41, 754851), (51, 606841), (57, 542963), (123, 251617), (323, 95817), (361, 85731), (697, 44403), (779, 39729), (969, 31939), (1083, 28577), (1681, 18411), (2091, 14801), (2337, 13243), (5043, 6137)]