828931971

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{181903}}^1$

素因数の和:181951

約数の個数: 24

約数和(自身を含む): 1327171584

約数和(自身を除く): 498239613

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4557, 181903, 545709, 1273321, 3819963, 5638993, 8913247, 16916979, 26739741, 39472951, 118418853, 276310657, 828931971]

約数ペア:

[(1, 828931971), (3, 276310657), (7, 118418853), (21, 39472951), (31, 26739741), (49, 16916979), (93, 8913247), (147, 5638993), (217, 3819963), (651, 1273321), (1519, 545709), (4557, 181903)]