87937731

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5003}}^1$

素因数の和:5053

約数の個数: 40

約数和(自身を含む): 155003904

約数和(自身を除く): 67066173

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 837, 1953, 2511, 5003, 5859, 15009, 17577, 35021, 45027, 105063, 135081, 155093, 315189, 405243, 465279, 945567, 1085651, 1395837, 2836701, 3256953, 4187511, 9770859, 12562533, 29312577, 87937731]

約数ペア:

[(1, 87937731), (3, 29312577), (7, 12562533), (9, 9770859), (21, 4187511), (27, 3256953), (31, 2836701), (63, 1395837), (81, 1085651), (93, 945567), (189, 465279), (217, 405243), (279, 315189), (567, 155093), (651, 135081), (837, 105063), (1953, 45027), (2511, 35021), (5003, 17577), (5859, 15009)]