493443590

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{554431}}^1$

素因数の和:554527

約数の個数: 16

約数和(自身を含む): 898179840

約数和(自身を除く): 404736250

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 554431, 1108862, 2772155, 5544310, 49344359, 98688718, 246721795, 493443590]

約数ペア:

[(1, 493443590), (2, 246721795), (5, 98688718), (10, 49344359), (89, 5544310), (178, 2772155), (445, 1108862), (890, 554431)]