227712195

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 431360640

約数和(自身を除く): 203648445

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 313, 317, 459, 765, 939, 951, 1565, 1585, 2295, 2817, 2853, 4695, 4755, 5321, 5389, 8451, 8559, 14085, 14265, 15963, 16167, 26605, 26945, 42255, 42795, 47889, 48501, 79815, 80835, 99221, 143667, 145503, 239445, 242505, 297663, 496105, 718335, 727515, 892989, 1488315, 1686757, 2678967, 4464945, 5060271, 8433785, 13394835, 15180813, 25301355, 45542439, 75904065, 227712195]

約数ペア:

[(1, 227712195), (3, 75904065), (5, 45542439), (9, 25301355), (15, 15180813), (17, 13394835), (27, 8433785), (45, 5060271), (51, 4464945), (85, 2678967), (135, 1686757), (153, 1488315), (255, 892989), (313, 727515), (317, 718335), (459, 496105), (765, 297663), (939, 242505), (951, 239445), (1565, 145503), (1585, 143667), (2295, 99221), (2817, 80835), (2853, 79815), (4695, 48501), (4755, 47889), (5321, 42795), (5389, 42255), (8451, 26945), (8559, 26605), (14085, 16167), (14265, 15963)]