669656421

素因数分解:

$3^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{14621}}^1$

素因数の和:15361

約数の個数: 24

約数和(自身を含む): 1107060864

約数和(自身を除く): 437404443

約数列:

[1, 3, 7, 9, 21, 63, 727, 2181, 5089, 6543, 14621, 15267, 43863, 45801, 102347, 131589, 307041, 921123, 10629467, 31888401, 74406269, 95665203, 223218807, 669656421]

約数ペア:

[(1, 669656421), (3, 223218807), (7, 95665203), (9, 74406269), (21, 31888401), (63, 10629467), (727, 921123), (2181, 307041), (5089, 131589), (6543, 102347), (14621, 45801), (15267, 43863)]