280778846

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{157211}}^1$

素因数の和:157279

約数の個数: 16

約数和(自身を含む): 452770560

約数和(自身を除く): 171991714

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 157211, 314422, 2987009, 5974018, 7388917, 14777834, 140389423, 280778846]

約数ペア:

[(1, 280778846), (2, 140389423), (19, 14777834), (38, 7388917), (47, 5974018), (94, 2987009), (893, 314422), (1786, 157211)]