156787407

素因数分解:

$3^4\times 7^2\times {\mathrm{39503}}^1$

素因数の和:39529

約数の個数: 30

約数和(自身を含む): 272459088

約数和(自身を除く): 115671681

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 39503, 118509, 276521, 355527, 829563, 1066581, 1935647, 2488689, 3199743, 5806941, 7466067, 17420823, 22398201, 52262469, 156787407]

約数ペア:

[(1, 156787407), (3, 52262469), (7, 22398201), (9, 17420823), (21, 7466067), (27, 5806941), (49, 3199743), (63, 2488689), (81, 1935647), (147, 1066581), (189, 829563), (441, 355527), (567, 276521), (1323, 118509), (3969, 39503)]