1223888978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{107227}}^1$

素因数の和:107681

約数の個数: 16

約数和(自身を含む): 1981573440

約数和(自身を除く): 757684462

約数列:

[1, 2, 13, 26, 439, 878, 5707, 11414, 107227, 214454, 1393951, 2787902, 47072653, 94145306, 611944489, 1223888978]

約数ペア:

[(1, 1223888978), (2, 611944489), (13, 94145306), (26, 47072653), (439, 2787902), (878, 1393951), (5707, 214454), (11414, 107227)]