27388431

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{5503}}^1$

素因数の和:5595

約数の個数: 24

約数和(自身を含む): 45793280

約数和(自身を除く): 18404849

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 4977, 5503, 16509, 38521, 49527, 115563, 346689, 434737, 1304211, 3043159, 3912633, 9129477, 27388431]

約数ペア:

[(1, 27388431), (3, 9129477), (7, 3912633), (9, 3043159), (21, 1304211), (63, 434737), (79, 346689), (237, 115563), (553, 49527), (711, 38521), (1659, 16509), (4977, 5503)]