61011909

素因数分解:

$3^2\times 7^2\times {\mathrm{138349}}^1$

素因数の和:138369

約数の個数: 18

約数和(自身を含む): 102517350

約数和(自身を除く): 41505441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 138349, 415047, 968443, 1245141, 2905329, 6779101, 8715987, 20337303, 61011909]

約数ペア:

[(1, 61011909), (3, 20337303), (7, 8715987), (9, 6779101), (21, 2905329), (49, 1245141), (63, 968443), (147, 415047), (441, 138349)]