173485221

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1$

素因数の和:1358

約数の個数: 64

約数和(自身を含む): 312076800

約数和(自身を除く): 138591579

約数列:

[1, 3, 7, 13, 17, 21, 29, 39, 51, 87, 91, 119, 203, 221, 273, 357, 377, 493, 609, 663, 1131, 1289, 1479, 1547, 2639, 3451, 3867, 4641, 6409, 7917, 9023, 10353, 16757, 19227, 21913, 27069, 37381, 44863, 50271, 65739, 112143, 117299, 134589, 153391, 261667, 284869, 351897, 460173, 485953, 635477, 785001, 854607, 1457859, 1906431, 1994083, 3401671, 4448339, 5982249, 8261201, 10205013, 13345017, 24783603, 57828407, 173485221]

約数ペア:

[(1, 173485221), (3, 57828407), (7, 24783603), (13, 13345017), (17, 10205013), (21, 8261201), (29, 5982249), (39, 4448339), (51, 3401671), (87, 1994083), (91, 1906431), (119, 1457859), (203, 854607), (221, 785001), (273, 635477), (357, 485953), (377, 460173), (493, 351897), (609, 284869), (663, 261667), (1131, 153391), (1289, 134589), (1479, 117299), (1547, 112143), (2639, 65739), (3451, 50271), (3867, 44863), (4641, 37381), (6409, 27069), (7917, 21913), (9023, 19227), (10353, 16757)]