89970885

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 171072000

約数和(自身を除く): 81101115

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 197, 199, 255, 459, 591, 597, 765, 985, 995, 1773, 1791, 2295, 2955, 2985, 3349, 3383, 5319, 5373, 8865, 8955, 10047, 10149, 16745, 16915, 26595, 26865, 30141, 30447, 39203, 50235, 50745, 90423, 91341, 117609, 150705, 152235, 196015, 352827, 452115, 456705, 588045, 666451, 1058481, 1764135, 1999353, 3332255, 5292405, 5998059, 9996765, 17994177, 29990295, 89970885]

約数ペア:

[(1, 89970885), (3, 29990295), (5, 17994177), (9, 9996765), (15, 5998059), (17, 5292405), (27, 3332255), (45, 1999353), (51, 1764135), (85, 1058481), (135, 666451), (153, 588045), (197, 456705), (199, 452115), (255, 352827), (459, 196015), (591, 152235), (597, 150705), (765, 117609), (985, 91341), (995, 90423), (1773, 50745), (1791, 50235), (2295, 39203), (2955, 30447), (2985, 30141), (3349, 26865), (3383, 26595), (5319, 16915), (5373, 16745), (8865, 10149), (8955, 10047)]