81316485

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{95107}}^1$

素因数の和:95137

約数の個数: 24

約数和(自身を含む): 148368480

約数和(自身を除く): 67051995

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 95107, 285321, 475535, 855963, 1426605, 1807033, 4279815, 5421099, 9035165, 16263297, 27105495, 81316485]

約数ペア:

[(1, 81316485), (3, 27105495), (5, 16263297), (9, 9035165), (15, 5421099), (19, 4279815), (45, 1807033), (57, 1426605), (95, 855963), (171, 475535), (285, 285321), (855, 95107)]