129121678

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{2927}}^1$

素因数の和:3096

約数の個数: 32

約数和(自身を含む): 232740864

約数和(自身を除く): 103619186

約数列:

[1, 2, 7, 14, 23, 46, 137, 161, 274, 322, 959, 1918, 2927, 3151, 5854, 6302, 20489, 22057, 40978, 44114, 67321, 134642, 400999, 471247, 801998, 942494, 2806993, 5613986, 9222977, 18445954, 64560839, 129121678]

約数ペア:

[(1, 129121678), (2, 64560839), (7, 18445954), (14, 9222977), (23, 5613986), (46, 2806993), (137, 942494), (161, 801998), (274, 471247), (322, 400999), (959, 134642), (1918, 67321), (2927, 44114), (3151, 40978), (5854, 22057), (6302, 20489)]