378908127

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{8971}}^1$

素因数の和:9028

約数の個数: 36

約数和(自身を含む): 622136424

約数和(自身を除く): 243228297

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 361, 741, 1083, 2223, 3249, 4693, 8971, 14079, 26913, 42237, 80739, 116623, 170449, 349869, 511347, 1049607, 1534041, 2215837, 3238531, 6647511, 9715593, 19942533, 29146779, 42100903, 126302709, 378908127]

約数ペア:

[(1, 378908127), (3, 126302709), (9, 42100903), (13, 29146779), (19, 19942533), (39, 9715593), (57, 6647511), (117, 3238531), (171, 2215837), (247, 1534041), (361, 1049607), (741, 511347), (1083, 349869), (2223, 170449), (3249, 116623), (4693, 80739), (8971, 42237), (14079, 26913)]