191728670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{391283}}^1$

素因数の和:391304

約数の個数: 24

約数和(自身を含む): 401457384

約数和(自身を除く): 209728714

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 391283, 782566, 1956415, 2738981, 3912830, 5477962, 13694905, 19172867, 27389810, 38345734, 95864335, 191728670]

約数ペア:

[(1, 191728670), (2, 95864335), (5, 38345734), (7, 27389810), (10, 19172867), (14, 13694905), (35, 5477962), (49, 3912830), (70, 2738981), (98, 1956415), (245, 782566), (490, 391283)]