89391789

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{643}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 140134400

約数和(自身を除く): 50742611

約数列:

[1, 3, 9, 19, 27, 57, 171, 271, 513, 643, 813, 1929, 2439, 5149, 5787, 7317, 12217, 15447, 17361, 36651, 46341, 109953, 139023, 174253, 329859, 522759, 1568277, 3310807, 4704831, 9932421, 29797263, 89391789]

約数ペア:

[(1, 89391789), (3, 29797263), (9, 9932421), (19, 4704831), (27, 3310807), (57, 1568277), (171, 522759), (271, 329859), (513, 174253), (643, 139023), (813, 109953), (1929, 46341), (2439, 36651), (5149, 17361), (5787, 15447), (7317, 12217)]