133278887

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{9421}}^1$

素因数の和:9518

約数の個数: 16

約数和(自身を含む): 159194112

約数和(自身を除く): 25915225

約数列:

[1, 7, 43, 47, 301, 329, 2021, 9421, 14147, 65947, 405103, 442787, 2835721, 3099509, 19039841, 133278887]

約数ペア:

[(1, 133278887), (7, 19039841), (43, 3099509), (47, 2835721), (301, 442787), (329, 405103), (2021, 65947), (9421, 14147)]