201509289

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1$

素因数の和:1067

約数の個数: 40

約数和(自身を含む): 313841088

約数和(自身を除く): 112331799

約数列:

[1, 3, 9, 27, 37, 71, 81, 111, 213, 333, 639, 947, 999, 1917, 2627, 2841, 2997, 5751, 7881, 8523, 23643, 25569, 35039, 67237, 70929, 76707, 105117, 201711, 212787, 315351, 605133, 946053, 1815399, 2487769, 2838159, 5446197, 7463307, 22389921, 67169763, 201509289]

約数ペア:

[(1, 201509289), (3, 67169763), (9, 22389921), (27, 7463307), (37, 5446197), (71, 2838159), (81, 2487769), (111, 1815399), (213, 946053), (333, 605133), (639, 315351), (947, 212787), (999, 201711), (1917, 105117), (2627, 76707), (2841, 70929), (2997, 67237), (5751, 35039), (7881, 25569), (8523, 23643)]