204512987

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{55229}}^1$

素因数の和:55282

約数の個数: 12

約数和(自身を含む): 244337520

約数和(自身を除く): 39824533

約数列:

[1, 7, 23, 161, 529, 3703, 55229, 386603, 1270267, 8891869, 29216141, 204512987]

約数ペア:

[(1, 204512987), (7, 29216141), (23, 8891869), (161, 1270267), (529, 386603), (3703, 55229)]