209970858

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{1627}}^1$

素因数の和:1926

約数の個数: 32

約数和(自身を含む): 425962944

約数和(自身を除く): 215992086

約数列:

[1, 2, 3, 6, 137, 157, 274, 314, 411, 471, 822, 942, 1627, 3254, 4881, 9762, 21509, 43018, 64527, 129054, 222899, 255439, 445798, 510878, 668697, 766317, 1337394, 1532634, 34995143, 69990286, 104985429, 209970858]

約数ペア:

[(1, 209970858), (2, 104985429), (3, 69990286), (6, 34995143), (137, 1532634), (157, 1337394), (274, 766317), (314, 668697), (411, 510878), (471, 445798), (822, 255439), (942, 222899), (1627, 129054), (3254, 64527), (4881, 43018), (9762, 21509)]