205806339

素因数分解:

$3^4\times {\mathrm{563}}^1\times {\mathrm{4513}}^1$

素因数の和:5088

約数の個数: 20

約数和(自身を含む): 308053416

約数和(自身を除く): 102247077

約数列:

[1, 3, 9, 27, 81, 563, 1689, 4513, 5067, 13539, 15201, 40617, 45603, 121851, 365553, 2540819, 7622457, 22867371, 68602113, 205806339]

約数ペア:

[(1, 205806339), (3, 68602113), (9, 22867371), (27, 7622457), (81, 2540819), (563, 365553), (1689, 121851), (4513, 45603), (5067, 40617), (13539, 15201)]