13291390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{189877}}^1$

素因数の和:189891

約数の個数: 16

約数和(自身を含む): 27342432

約数和(自身を除く): 14051042

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 189877, 379754, 949385, 1329139, 1898770, 2658278, 6645695, 13291390]

約数ペア:

[(1, 13291390), (2, 6645695), (5, 2658278), (7, 1898770), (10, 1329139), (14, 949385), (35, 379754), (70, 189877)]