42657165

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18587}}^1$

素因数の和:18618

約数の個数: 32

約数和(自身を含む): 80300160

約数和(自身を除く): 37642995

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 18587, 55761, 92935, 167283, 278805, 315979, 501849, 836415, 947937, 1579895, 2509245, 2843811, 4739685, 8531433, 14219055, 42657165]

約数ペア:

[(1, 42657165), (3, 14219055), (5, 8531433), (9, 4739685), (15, 2843811), (17, 2509245), (27, 1579895), (45, 947937), (51, 836415), (85, 501849), (135, 315979), (153, 278805), (255, 167283), (459, 92935), (765, 55761), (2295, 18587)]