1284987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1693}}^1$

素因数の和:1730

約数の個数: 16

約数和(自身を含む): 1951488

約数和(自身を除く): 666501

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 1693, 5079, 18623, 38939, 55869, 116817, 428329, 1284987]

約数ペア:

[(1, 1284987), (3, 428329), (11, 116817), (23, 55869), (33, 38939), (69, 18623), (253, 5079), (759, 1693)]