28667695

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6883}}^1$

素因数の和:6919

約数の個数: 24

約数和(自身を含む): 42377904

約数和(自身を除く): 13710209

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 6883, 34415, 48181, 117011, 240905, 337267, 585055, 819077, 1686335, 4095385, 5733539, 28667695]

約数ペア:

[(1, 28667695), (5, 5733539), (7, 4095385), (17, 1686335), (35, 819077), (49, 585055), (85, 337267), (119, 240905), (245, 117011), (595, 48181), (833, 34415), (4165, 6883)]