216276816

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{643681}}^1$

素因数の和:643699

約数の個数: 40

約数和(自身を含む): 638532544

約数和(自身を除く): 422255728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 643681, 1287362, 1931043, 2574724, 3862086, 4505767, 5149448, 7724172, 9011534, 10298896, 13517301, 15448344, 18023068, 27034602, 30896688, 36046136, 54069204, 72092272, 108138408, 216276816]

約数ペア:

[(1, 216276816), (2, 108138408), (3, 72092272), (4, 54069204), (6, 36046136), (7, 30896688), (8, 27034602), (12, 18023068), (14, 15448344), (16, 13517301), (21, 10298896), (24, 9011534), (28, 7724172), (42, 5149448), (48, 4505767), (56, 3862086), (84, 2574724), (112, 1931043), (168, 1287362), (336, 643681)]