31197628

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 68544000

約数和(自身を除く): 37346372

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 199, 308, 398, 509, 796, 1018, 1393, 2036, 2189, 2786, 3563, 4378, 5572, 5599, 7126, 8756, 11198, 14252, 15323, 22396, 30646, 39193, 61292, 78386, 101291, 156772, 202582, 405164, 709037, 1114201, 1418074, 2228402, 2836148, 4456804, 7799407, 15598814, 31197628]

約数ペア:

[(1, 31197628), (2, 15598814), (4, 7799407), (7, 4456804), (11, 2836148), (14, 2228402), (22, 1418074), (28, 1114201), (44, 709037), (77, 405164), (154, 202582), (199, 156772), (308, 101291), (398, 78386), (509, 61292), (796, 39193), (1018, 30646), (1393, 22396), (2036, 15323), (2189, 14252), (2786, 11198), (3563, 8756), (4378, 7126), (5572, 5599)]