51457567

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{919}}^1$

素因数の和:1366

約数の個数: 16

約数和(自身を含む): 62118400

約数和(自身を除く): 10660833

約数列:

[1, 7, 19, 133, 421, 919, 2947, 6433, 7999, 17461, 55993, 122227, 386899, 2708293, 7351081, 51457567]

約数ペア:

[(1, 51457567), (7, 7351081), (19, 2708293), (133, 386899), (421, 122227), (919, 55993), (2947, 17461), (6433, 7999)]