87007025679

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{218062721}}^1$

素因数の和:218062750

約数の個数: 16

約数和(自身を含む): 139560142080

約数和(自身を除く): 52553116401

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 218062721, 654188163, 1526439047, 4143191699, 4579317141, 12429575097, 29002341893, 87007025679]

約数ペア:

[(1, 87007025679), (3, 29002341893), (7, 12429575097), (19, 4579317141), (21, 4143191699), (57, 1526439047), (133, 654188163), (399, 218062721)]