1261193085

素因数分解:

$3^5\times 5^1\times {\mathrm{1038019}}^1$

素因数の和:1038039

約数の個数: 24

約数和(自身を含む): 2267035680

約数和(自身を除く): 1005842595

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 1038019, 3114057, 5190095, 9342171, 15570285, 28026513, 46710855, 84079539, 140132565, 252238617, 420397695, 1261193085]

約数ペア:

[(1, 1261193085), (3, 420397695), (5, 252238617), (9, 140132565), (15, 84079539), (27, 46710855), (45, 28026513), (81, 15570285), (135, 9342171), (243, 5190095), (405, 3114057), (1215, 1038019)]