51049521

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:443

約数の個数: 40

約数和(自身を含む): 81648864

約数和(自身を除く): 30599343

約数列:

[1, 3, 9, 17, 27, 51, 81, 131, 153, 283, 393, 459, 849, 1179, 1377, 2227, 2547, 3537, 4811, 6681, 7641, 10611, 14433, 20043, 22923, 37073, 43299, 60129, 111219, 129897, 180387, 333657, 389691, 630241, 1000971, 1890723, 3002913, 5672169, 17016507, 51049521]

約数ペア:

[(1, 51049521), (3, 17016507), (9, 5672169), (17, 3002913), (27, 1890723), (51, 1000971), (81, 630241), (131, 389691), (153, 333657), (283, 180387), (393, 129897), (459, 111219), (849, 60129), (1179, 43299), (1377, 37073), (2227, 22923), (2547, 20043), (3537, 14433), (4811, 10611), (6681, 7641)]