263299545

素因数分解:

$3^3\times 5^1\times {\mathrm{1950367}}^1$

素因数の和:1950381

約数の個数: 16

約数和(自身を含む): 468088320

約数和(自身を除く): 204788775

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1950367, 5851101, 9751835, 17553303, 29255505, 52659909, 87766515, 263299545]

約数ペア:

[(1, 263299545), (3, 87766515), (5, 52659909), (9, 29255505), (15, 17553303), (27, 9751835), (45, 5851101), (135, 1950367)]