2786551490

素因数分解:

$2^1\times 5^1\times {\mathrm{4273}}^1\times {\mathrm{65213}}^1$

素因数の和:69493

約数の個数: 16

約数和(自身を含む): 5017043448

約数和(自身を除く): 2230491958

約数列:

[1, 2, 5, 10, 4273, 8546, 21365, 42730, 65213, 130426, 326065, 652130, 278655149, 557310298, 1393275745, 2786551490]

約数ペア:

[(1, 2786551490), (2, 1393275745), (5, 557310298), (10, 278655149), (4273, 652130), (8546, 326065), (21365, 130426), (42730, 65213)]