13921390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{28411}}^1$

素因数の和:28432

約数の個数: 24

約数和(自身を含む): 29150712

約数和(自身を除く): 15229322

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 28411, 56822, 142055, 198877, 284110, 397754, 994385, 1392139, 1988770, 2784278, 6960695, 13921390]

約数ペア:

[(1, 13921390), (2, 6960695), (5, 2784278), (7, 1988770), (10, 1392139), (14, 994385), (35, 397754), (49, 284110), (70, 198877), (98, 142055), (245, 56822), (490, 28411)]