255516

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 604800

約数和(自身を除く): 349284

約数列:

[1, 2, 3, 4, 6, 12, 107, 199, 214, 321, 398, 428, 597, 642, 796, 1194, 1284, 2388, 21293, 42586, 63879, 85172, 127758, 255516]

約数ペア:

[(1, 255516), (2, 127758), (3, 85172), (4, 63879), (6, 42586), (12, 21293), (107, 2388), (199, 1284), (214, 1194), (321, 796), (398, 642), (428, 597)]