857702930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{28429}}^1$

素因数の和:28874

約数の個数: 32

約数和(自身を含む): 1768573440

約数和(自身を除く): 910870510

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 431, 862, 2155, 3017, 4310, 6034, 15085, 28429, 30170, 56858, 142145, 199003, 284290, 398006, 995015, 1990030, 12252899, 24505798, 61264495, 85770293, 122528990, 171540586, 428851465, 857702930]

約数ペア:

[(1, 857702930), (2, 428851465), (5, 171540586), (7, 122528990), (10, 85770293), (14, 61264495), (35, 24505798), (70, 12252899), (431, 1990030), (862, 995015), (2155, 398006), (3017, 284290), (4310, 199003), (6034, 142145), (15085, 56858), (28429, 30170)]