39740985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{51949}}^1$

素因数の和:51977

約数の個数: 24

約数和(自身を含む): 72937800

約数和(自身を除く): 33196815

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 51949, 155847, 259745, 467541, 779235, 883133, 2337705, 2649399, 4415665, 7948197, 13246995, 39740985]

約数ペア:

[(1, 39740985), (3, 13246995), (5, 7948197), (9, 4415665), (15, 2649399), (17, 2337705), (45, 883133), (51, 779235), (85, 467541), (153, 259745), (255, 155847), (765, 51949)]