128297.0000000

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 15561216

約数和(自身を除く): 6800181

約数列:

[1, 3, 5, 15, 17, 43, 47, 51, 85, 129, 141, 215, 235, 255, 289, 645, 705, 731, 799, 867, 1445, 2021, 2193, 2397, 3655, 3995, 4335, 6063, 10105, 10965, 11985, 12427, 13583, 30315, 34357, 37281, 40749, 62135, 67915, 103071, 171785, 186405, 203745, 515355, 584069, 1752207, 2920345, 8761035]

約数ペア:

[(1, 8761035), (3, 2920345), (5, 1752207), (15, 584069), (17, 515355), (43, 203745), (47, 186405), (51, 171785), (85, 103071), (129, 67915), (141, 62135), (215, 40749), (235, 37281), (255, 34357), (289, 30315), (645, 13583), (705, 12427), (731, 11985), (799, 10965), (867, 10105), (1445, 6063), (2021, 4335), (2193, 3995), (2397, 3655)]