1289778932

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{61547}}^1$

素因数の和:61608

約数の個数: 36

約数和(自身を含む): 2522975616

約数和(自身を除く): 1233196684

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 676, 806, 1612, 5239, 10478, 20956, 61547, 123094, 246188, 800111, 1600222, 1907957, 3200444, 3815914, 7631828, 10401443, 20802886, 24803441, 41605772, 49606882, 99213764, 322444733, 644889466, 1289778932]

約数ペア:

[(1, 1289778932), (2, 644889466), (4, 322444733), (13, 99213764), (26, 49606882), (31, 41605772), (52, 24803441), (62, 20802886), (124, 10401443), (169, 7631828), (338, 3815914), (403, 3200444), (676, 1907957), (806, 1600222), (1612, 800111), (5239, 246188), (10478, 123094), (20956, 61547)]