1273288545

素因数分解:

$3^3\times 5^1\times {\mathrm{9431767}}^1$

素因数の和:9431781

約数の個数: 16

約数和(自身を含む): 2263624320

約数和(自身を除く): 990335775

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 9431767, 28295301, 47158835, 84885903, 141476505, 254657709, 424429515, 1273288545]

約数ペア:

[(1, 1273288545), (3, 424429515), (5, 254657709), (9, 141476505), (15, 84885903), (27, 47158835), (45, 28295301), (135, 9431767)]