13281990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{442733}}^1$

素因数の和:442743

約数の個数: 16

約数和(自身を含む): 31876848

約数和(自身を除く): 18594858

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 442733, 885466, 1328199, 2213665, 2656398, 4427330, 6640995, 13281990]

約数ペア:

[(1, 13281990), (2, 6640995), (3, 4427330), (5, 2656398), (6, 2213665), (10, 1328199), (15, 885466), (30, 442733)]