431144289

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{22271}}^1$

素因数の和:22522

約数の個数: 20

約数和(自身を含む): 646778880

約数和(自身を除く): 215634591

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 6453, 19359, 22271, 66813, 200439, 601317, 1803951, 5322769, 15968307, 47904921, 143714763, 431144289]

約数ペア:

[(1, 431144289), (3, 143714763), (9, 47904921), (27, 15968307), (81, 5322769), (239, 1803951), (717, 601317), (2151, 200439), (6453, 66813), (19359, 22271)]