28115658

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{21397}}^1$

素因数の和:21478

約数の個数: 24

約数和(自身を含む): 61754628

約数和(自身を除く): 33638970

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 21397, 42794, 64191, 128382, 192573, 385146, 1561981, 3123962, 4685943, 9371886, 14057829, 28115658]

約数ペア:

[(1, 28115658), (2, 14057829), (3, 9371886), (6, 4685943), (9, 3123962), (18, 1561981), (73, 385146), (146, 192573), (219, 128382), (438, 64191), (657, 42794), (1314, 21397)]