1277427

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 1823360

約数和(自身を除く): 545933

約数列:

[1, 3, 19, 57, 73, 219, 307, 921, 1387, 4161, 5833, 17499, 22411, 67233, 425809, 1277427]

約数ペア:

[(1, 1277427), (3, 425809), (19, 67233), (57, 22411), (73, 17499), (219, 5833), (307, 4161), (921, 1387)]