215425154

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{809869}}^1$

素因数の和:809897

約数の個数: 16

約数和(自身を含む): 388737600

約数和(自身を除く): 173312446

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 809869, 1619738, 5669083, 11338166, 15387511, 30775022, 107712577, 215425154]

約数ペア:

[(1, 215425154), (2, 107712577), (7, 30775022), (14, 15387511), (19, 11338166), (38, 5669083), (133, 1619738), (266, 809869)]