319971674

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 551577600

約数和(自身を除く): 231605926

約数列:

[1, 2, 11, 22, 29, 58, 121, 127, 242, 254, 319, 359, 638, 718, 1397, 2794, 3509, 3683, 3949, 7018, 7366, 7898, 10411, 15367, 20822, 30734, 40513, 43439, 45593, 81026, 86878, 91186, 114521, 229042, 445643, 501523, 891286, 1003046, 1259731, 1322197, 2519462, 2644394, 5516753, 11033506, 14544167, 29088334, 159985837, 319971674]

約数ペア:

[(1, 319971674), (2, 159985837), (11, 29088334), (22, 14544167), (29, 11033506), (58, 5516753), (121, 2644394), (127, 2519462), (242, 1322197), (254, 1259731), (319, 1003046), (359, 891286), (638, 501523), (718, 445643), (1397, 229042), (2794, 114521), (3509, 91186), (3683, 86878), (3949, 81026), (7018, 45593), (7366, 43439), (7898, 40513), (10411, 30734), (15367, 20822)]