25186077

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 44703360

約数和(自身を除く): 19517283

約数列:

[1, 3, 7, 9, 19, 21, 53, 57, 63, 133, 159, 171, 371, 397, 399, 477, 1007, 1113, 1191, 1197, 2779, 3021, 3339, 3573, 7049, 7543, 8337, 9063, 21041, 21147, 22629, 25011, 52801, 63123, 63441, 67887, 147287, 158403, 189369, 399779, 441861, 475209, 1199337, 1325583, 2798453, 3598011, 8395359, 25186077]

約数ペア:

[(1, 25186077), (3, 8395359), (7, 3598011), (9, 2798453), (19, 1325583), (21, 1199337), (53, 475209), (57, 441861), (63, 399779), (133, 189369), (159, 158403), (171, 147287), (371, 67887), (397, 63441), (399, 63123), (477, 52801), (1007, 25011), (1113, 22629), (1191, 21147), (1197, 21041), (2779, 9063), (3021, 8337), (3339, 7543), (3573, 7049)]