40820661

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{22343}}^1$

素因数の和:22385

約数の個数: 24

約数和(自身を含む): 69713280

約数和(自身を除く): 28892619

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 22343, 67029, 156401, 201087, 469203, 647947, 1407609, 1943841, 4535629, 5831523, 13606887, 40820661]

約数ペア:

[(1, 40820661), (3, 13606887), (7, 5831523), (9, 4535629), (21, 1943841), (29, 1407609), (63, 647947), (87, 469203), (203, 201087), (261, 156401), (609, 67029), (1827, 22343)]