205188039

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5003}}^1$

素因数の和:5057

約数の個数: 48

約数和(自身を含む): 365091840

約数和(自身を除く): 159903801

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 441, 651, 837, 1323, 1519, 1953, 4557, 5003, 5859, 13671, 15009, 35021, 41013, 45027, 105063, 135081, 155093, 245147, 315189, 465279, 735441, 945567, 1085651, 1395837, 2206323, 3256953, 4187511, 6618969, 7599557, 9770859, 22798671, 29312577, 68396013, 205188039]

約数ペア:

[(1, 205188039), (3, 68396013), (7, 29312577), (9, 22798671), (21, 9770859), (27, 7599557), (31, 6618969), (49, 4187511), (63, 3256953), (93, 2206323), (147, 1395837), (189, 1085651), (217, 945567), (279, 735441), (441, 465279), (651, 315189), (837, 245147), (1323, 155093), (1519, 135081), (1953, 105063), (4557, 45027), (5003, 41013), (5859, 35021), (13671, 15009)]