209156914

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1\times {\mathrm{2273}}^1$

素因数の和:2745

約数の個数: 16

約数和(自身を含む): 317086560

約数和(自身を除く): 107929646

約数列:

[1, 2, 139, 278, 331, 662, 2273, 4546, 46009, 92018, 315947, 631894, 752363, 1504726, 104578457, 209156914]

約数ペア:

[(1, 209156914), (2, 104578457), (139, 1504726), (278, 752363), (331, 631894), (662, 315947), (2273, 92018), (4546, 46009)]