28298823

素因数分解:

$3^1\times 7^2\times {\mathrm{311}}^1\times {\mathrm{619}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 44104320

約数和(自身を除く): 15805497

約数列:

[1, 3, 7, 21, 49, 147, 311, 619, 933, 1857, 2177, 4333, 6531, 12999, 15239, 30331, 45717, 90993, 192509, 577527, 1347563, 4042689, 9432941, 28298823]

約数ペア:

[(1, 28298823), (3, 9432941), (7, 4042689), (21, 1347563), (49, 577527), (147, 192509), (311, 90993), (619, 45717), (933, 30331), (1857, 15239), (2177, 12999), (4333, 6531)]