173639727

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1249}}^1$

素因数の和:1548

約数の個数: 32

約数和(自身を含む): 272000000

約数和(自身を除く): 98360273

約数列:

[1, 3, 9, 19, 27, 57, 171, 271, 513, 813, 1249, 2439, 3747, 5149, 7317, 11241, 15447, 23731, 33723, 46341, 71193, 139023, 213579, 338479, 640737, 1015437, 3046311, 6431101, 9138933, 19293303, 57879909, 173639727]

約数ペア:

[(1, 173639727), (3, 57879909), (9, 19293303), (19, 9138933), (27, 6431101), (57, 3046311), (171, 1015437), (271, 640737), (513, 338479), (813, 213579), (1249, 139023), (2439, 71193), (3747, 46341), (5149, 33723), (7317, 23731), (11241, 15447)]