261287512563

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1131114773}}^1$

素因数の和:1131114794

約数の個数: 16

約数和(自身を含む): 434348073216

約数和(自身を除く): 173060560653

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1131114773, 3393344319, 7917803411, 12442262503, 23753410233, 37326787509, 87095837521, 261287512563]

約数ペア:

[(1, 261287512563), (3, 87095837521), (7, 37326787509), (11, 23753410233), (21, 12442262503), (33, 7917803411), (77, 3393344319), (231, 1131114773)]