28717530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2221}}^1$

素因数の和:2662

約数の個数: 32

約数和(自身を含む): 69113088

約数和(自身を除く): 40395558

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 431, 862, 1293, 2155, 2221, 2586, 4310, 4442, 6465, 6663, 11105, 12930, 13326, 22210, 33315, 66630, 957251, 1914502, 2871753, 4786255, 5743506, 9572510, 14358765, 28717530]

約数ペア:

[(1, 28717530), (2, 14358765), (3, 9572510), (5, 5743506), (6, 4786255), (10, 2871753), (15, 1914502), (30, 957251), (431, 66630), (862, 33315), (1293, 22210), (2155, 13326), (2221, 12930), (2586, 11105), (4310, 6663), (4442, 6465)]