1290666961

素因数分解:

${\mathrm{631}}^1\times {\mathrm{641}}^1\times {\mathrm{3191}}^1$

素因数の和:4463

約数の個数: 8

約数和(自身を含む): 1295134848

約数和(自身を除く): 4467887

約数列:

[1, 631, 641, 3191, 404471, 2013521, 2045431, 1290666961]

約数ペア:

[(1, 1290666961), (631, 2045431), (641, 2013521), (3191, 404471)]