15691974291

素因数分解:

$3^3\times 7^1\times {\mathrm{3253}}^1\times {\mathrm{25523}}^1$

素因数の和:28792

約数の個数: 32

約数和(自身を含む): 26577630720

約数和(自身を除く): 10885656429

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 3253, 9759, 22771, 25523, 29277, 68313, 76569, 87831, 178661, 204939, 229707, 535983, 614817, 689121, 1607949, 4823847, 83026319, 249078957, 581184233, 747236871, 1743552699, 2241710613, 5230658097, 15691974291]

約数ペア:

[(1, 15691974291), (3, 5230658097), (7, 2241710613), (9, 1743552699), (21, 747236871), (27, 581184233), (63, 249078957), (189, 83026319), (3253, 4823847), (9759, 1607949), (22771, 689121), (25523, 614817), (29277, 535983), (68313, 229707), (76569, 204939), (87831, 178661)]