209123665

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1\times {\mathrm{1571}}^1$

素因数の和:1992

約数の個数: 16

約数和(自身を含む): 255041280

約数和(自身を除く): 45917615

約数列:

[1, 5, 79, 337, 395, 1571, 1685, 7855, 26623, 124109, 133115, 529427, 620545, 2647135, 41824733, 209123665]

約数ペア:

[(1, 209123665), (5, 41824733), (79, 2647135), (337, 620545), (395, 529427), (1571, 133115), (1685, 124109), (7855, 26623)]