400067745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31489}}^1$

素因数の和:31526

約数の個数: 48

約数和(自身を含む): 804128640

約数和(自身を除く): 404060895

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 121, 165, 231, 363, 385, 605, 847, 1155, 1815, 2541, 4235, 12705, 31489, 94467, 157445, 220423, 346379, 472335, 661269, 1039137, 1102115, 1731895, 2424653, 3306345, 3810169, 5195685, 7273959, 11430507, 12123265, 19050845, 26671183, 36369795, 57152535, 80013549, 133355915, 400067745]

約数ペア:

[(1, 400067745), (3, 133355915), (5, 80013549), (7, 57152535), (11, 36369795), (15, 26671183), (21, 19050845), (33, 12123265), (35, 11430507), (55, 7273959), (77, 5195685), (105, 3810169), (121, 3306345), (165, 2424653), (231, 1731895), (363, 1102115), (385, 1039137), (605, 661269), (847, 472335), (1155, 346379), (1815, 220423), (2541, 157445), (4235, 94467), (12705, 31489)]