68478487

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 88704000

約数和(自身を除く): 20225513

約数列:

[1, 7, 11, 41, 77, 109, 199, 287, 451, 763, 1199, 1393, 2189, 3157, 4469, 8159, 8393, 15323, 21691, 31283, 49159, 57113, 89749, 151837, 238601, 344113, 628243, 889331, 1670207, 6225317, 9782641, 68478487]

約数ペア:

[(1, 68478487), (7, 9782641), (11, 6225317), (41, 1670207), (77, 889331), (109, 628243), (199, 344113), (287, 238601), (451, 151837), (763, 89749), (1199, 57113), (1393, 49159), (2189, 31283), (3157, 21691), (4469, 15323), (8159, 8393)]