258777603

素因数分解:

$3^2\times 7^1\times {\mathrm{4107581}}^1$

素因数の和:4107594

約数の個数: 12

約数和(自身を含む): 427188528

約数和(自身を除く): 168410925

約数列:

[1, 3, 7, 9, 21, 63, 4107581, 12322743, 28753067, 36968229, 86259201, 258777603]

約数ペア:

[(1, 258777603), (3, 86259201), (7, 36968229), (9, 28753067), (21, 12322743), (63, 4107581)]