31238907

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1327}}^1$

素因数の和:1415

約数の個数: 32

約数和(自身を含む): 50995200

約数和(自身を除く): 19756293

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 1327, 3363, 3981, 7847, 9289, 23541, 25213, 27867, 75639, 78293, 176491, 234879, 529473, 548051, 1487567, 1644153, 4462701, 10412969, 31238907]

約数ペア:

[(1, 31238907), (3, 10412969), (7, 4462701), (19, 1644153), (21, 1487567), (57, 548051), (59, 529473), (133, 234879), (177, 176491), (399, 78293), (413, 75639), (1121, 27867), (1239, 25213), (1327, 23541), (3363, 9289), (3981, 7847)]