1215132009

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{22367}}^1$

素因数の和:22589

約数の個数: 32

約数和(自身を含む): 2004172800

約数和(自身を除く): 789040791

約数列:

[1, 3, 7, 13, 21, 39, 91, 199, 273, 597, 1393, 2587, 4179, 7761, 18109, 22367, 54327, 67101, 156569, 290771, 469707, 872313, 2035397, 4451033, 6106191, 13353099, 31157231, 57863429, 93471693, 173590287, 405044003, 1215132009]

約数ペア:

[(1, 1215132009), (3, 405044003), (7, 173590287), (13, 93471693), (21, 57863429), (39, 31157231), (91, 13353099), (199, 6106191), (273, 4451033), (597, 2035397), (1393, 872313), (2587, 469707), (4179, 290771), (7761, 156569), (18109, 67101), (22367, 54327)]