389869119

素因数分解:

$3^4\times {\mathrm{1693}}^1\times {\mathrm{2843}}^1$

素因数の和:4548

約数の個数: 20

約数和(自身を含む): 582946056

約数和(自身を除く): 193076937

約数列:

[1, 3, 9, 27, 81, 1693, 2843, 5079, 8529, 15237, 25587, 45711, 76761, 137133, 230283, 4813199, 14439597, 43318791, 129956373, 389869119]

約数ペア:

[(1, 389869119), (3, 129956373), (9, 43318791), (27, 14439597), (81, 4813199), (1693, 230283), (2843, 137133), (5079, 76761), (8529, 45711), (15237, 25587)]