8173305

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{31}}^2$

素因数の和:89

約数の個数: 72

約数和(自身を含む): 17349696

約数和(自身を除く): 9176391

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 81, 93, 105, 135, 155, 189, 217, 243, 279, 315, 405, 465, 567, 651, 837, 945, 961, 1085, 1215, 1395, 1701, 1953, 2511, 2835, 2883, 3255, 4185, 4805, 5859, 6727, 7533, 8505, 8649, 9765, 12555, 14415, 17577, 20181, 25947, 29295, 33635, 37665, 43245, 52731, 60543, 77841, 87885, 100905, 129735, 181629, 233523, 263655, 302715, 389205, 544887, 908145, 1167615, 1634661, 2724435, 8173305]

約数ペア:

[(1, 8173305), (3, 2724435), (5, 1634661), (7, 1167615), (9, 908145), (15, 544887), (21, 389205), (27, 302715), (31, 263655), (35, 233523), (45, 181629), (63, 129735), (81, 100905), (93, 87885), (105, 77841), (135, 60543), (155, 52731), (189, 43245), (217, 37665), (243, 33635), (279, 29295), (315, 25947), (405, 20181), (465, 17577), (567, 14415), (651, 12555), (837, 9765), (945, 8649), (961, 8505), (1085, 7533), (1215, 6727), (1395, 5859), (1701, 4805), (1953, 4185), (2511, 3255), (2835, 2883)]