397345851

素因数分解:

$3^3\times 7^2\times {\mathrm{233}}^1\times {\mathrm{1289}}^1$

素因数の和:1545

約数の個数: 48

約数和(自身を含む): 688240800

約数和(自身を除く): 290894949

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 233, 441, 699, 1289, 1323, 1631, 2097, 3867, 4893, 6291, 9023, 11417, 11601, 14679, 27069, 34251, 34803, 44037, 63161, 81207, 102753, 189483, 243621, 300337, 308259, 568449, 901011, 1705347, 2102359, 2703033, 6307077, 8109099, 14716513, 18921231, 44149539, 56763693, 132448617, 397345851]

約数ペア:

[(1, 397345851), (3, 132448617), (7, 56763693), (9, 44149539), (21, 18921231), (27, 14716513), (49, 8109099), (63, 6307077), (147, 2703033), (189, 2102359), (233, 1705347), (441, 901011), (699, 568449), (1289, 308259), (1323, 300337), (1631, 243621), (2097, 189483), (3867, 102753), (4893, 81207), (6291, 63161), (9023, 44037), (11417, 34803), (11601, 34251), (14679, 27069)]