87251857

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2593}}^1$

素因数の和:2653

約数の個数: 32

約数和(自身を含む): 119531520

約数和(自身を除く): 32279663

約数列:

[1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 1463, 1771, 2593, 3059, 4807, 18151, 28523, 33649, 49267, 59639, 199661, 344869, 417473, 541937, 656029, 1133141, 3793559, 4592203, 7931987, 12464551, 87251857]

約数ペア:

[(1, 87251857), (7, 12464551), (11, 7931987), (19, 4592203), (23, 3793559), (77, 1133141), (133, 656029), (161, 541937), (209, 417473), (253, 344869), (437, 199661), (1463, 59639), (1771, 49267), (2593, 33649), (3059, 28523), (4807, 18151)]