71918895

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{911}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 121697280

約数和(自身を除く): 49778385

約数列:

[1, 3, 5, 15, 19, 57, 95, 277, 285, 831, 911, 1385, 2733, 4155, 4555, 5263, 13665, 15789, 17309, 26315, 51927, 78945, 86545, 252347, 259635, 757041, 1261735, 3785205, 4794593, 14383779, 23972965, 71918895]

約数ペア:

[(1, 71918895), (3, 23972965), (5, 14383779), (15, 4794593), (19, 3785205), (57, 1261735), (95, 757041), (277, 259635), (285, 252347), (831, 86545), (911, 78945), (1385, 51927), (2733, 26315), (4155, 17309), (4555, 15789), (5263, 13665)]