1321076763

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{328381}}^1$

素因数の和:328539

約数の個数: 16

約数和(自身を含む): 1970292000

約数和(自身を除く): 649215237

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 328381, 985143, 2955429, 8866287, 48928769, 146786307, 440358921, 1321076763]

約数ペア:

[(1, 1321076763), (3, 440358921), (9, 146786307), (27, 48928769), (149, 8866287), (447, 2955429), (1341, 985143), (4023, 328381)]