207408509

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 266305536

約数和(自身を除く): 58897027

約数列:

[1, 7, 11, 47, 77, 223, 257, 329, 517, 1561, 1799, 2453, 2827, 3619, 10481, 12079, 17171, 19789, 57311, 73367, 84553, 115291, 132869, 401177, 630421, 807037, 930083, 2693617, 4412947, 18855319, 29629787, 207408509]

約数ペア:

[(1, 207408509), (7, 29629787), (11, 18855319), (47, 4412947), (77, 2693617), (223, 930083), (257, 807037), (329, 630421), (517, 401177), (1561, 132869), (1799, 115291), (2453, 84553), (2827, 73367), (3619, 57311), (10481, 19789), (12079, 17171)]