87651009

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{512579}}^1$

素因数の和:512604

約数の個数: 12

約数和(自身を含む): 133270800

約数和(自身を除く): 45619791

約数列:

[1, 3, 9, 19, 57, 171, 512579, 1537737, 4613211, 9739001, 29217003, 87651009]

約数ペア:

[(1, 87651009), (3, 29217003), (9, 9739001), (19, 4613211), (57, 1537737), (171, 512579)]