187728909

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{293}}^1\times {\mathrm{739}}^1$

素因数の和:1069

約数の個数: 24

約数和(自身を含む): 267163680

約数和(自身を除く): 79434771

約数列:

[1, 3, 17, 51, 289, 293, 739, 867, 879, 2217, 4981, 12563, 14943, 37689, 84677, 213571, 216527, 254031, 640713, 649581, 3680959, 11042877, 62576303, 187728909]

約数ペア:

[(1, 187728909), (3, 62576303), (17, 11042877), (51, 3680959), (289, 649581), (293, 640713), (739, 254031), (867, 216527), (879, 213571), (2217, 84677), (4981, 37689), (12563, 14943)]