265222790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{541271}}^1$

素因数の和:541292

約数の個数: 24

約数和(自身を含む): 555345072

約数和(自身を除く): 290122282

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 541271, 1082542, 2706355, 3788897, 5412710, 7577794, 18944485, 26522279, 37888970, 53044558, 132611395, 265222790]

約数ペア:

[(1, 265222790), (2, 132611395), (5, 53044558), (7, 37888970), (10, 26522279), (14, 18944485), (35, 7577794), (49, 5412710), (70, 3788897), (98, 2706355), (245, 1082542), (490, 541271)]