65505267

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 105592032

約数和(自身を除く): 40086765

約数列:

[1, 3, 9, 17, 27, 51, 81, 101, 153, 157, 243, 303, 459, 471, 909, 1377, 1413, 1717, 2669, 2727, 4131, 4239, 5151, 8007, 8181, 12717, 15453, 15857, 24021, 24543, 38151, 46359, 47571, 72063, 139077, 142713, 216189, 269569, 417231, 428139, 648567, 808707, 1284417, 2426121, 3853251, 7278363, 21835089, 65505267]

約数ペア:

[(1, 65505267), (3, 21835089), (9, 7278363), (17, 3853251), (27, 2426121), (51, 1284417), (81, 808707), (101, 648567), (153, 428139), (157, 417231), (243, 269569), (303, 216189), (459, 142713), (471, 139077), (909, 72063), (1377, 47571), (1413, 46359), (1717, 38151), (2669, 24543), (2727, 24021), (4131, 15857), (4239, 15453), (5151, 12717), (8007, 8181)]