115291071

素因数分解:

$3^2\times 7^2\times {\mathrm{261431}}^1$

素因数の和:261451

約数の個数: 18

約数和(自身を含む): 193721112

約数和(自身を除く): 78430041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 261431, 784293, 1830017, 2352879, 5490051, 12810119, 16470153, 38430357, 115291071]

約数ペア:

[(1, 115291071), (3, 38430357), (7, 16470153), (9, 12810119), (21, 5490051), (49, 2352879), (63, 1830017), (147, 784293), (441, 261431)]