28717710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{136751}}^1$

素因数の和:136768

約数の個数: 32

約数和(自身を含む): 78769152

約数和(自身を除く): 50051442

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 136751, 273502, 410253, 683755, 820506, 957257, 1367510, 1914514, 2051265, 2871771, 4102530, 4786285, 5743542, 9572570, 14358855, 28717710]

約数ペア:

[(1, 28717710), (2, 14358855), (3, 9572570), (5, 5743542), (6, 4786285), (7, 4102530), (10, 2871771), (14, 2051265), (15, 1914514), (21, 1367510), (30, 957257), (35, 820506), (42, 683755), (70, 410253), (105, 273502), (210, 136751)]