1396264959

素因数分解:

$3^4\times {\mathrm{3181}}^1\times {\mathrm{5419}}^1$

素因数の和:8612

約数の個数: 20

約数和(自身を含む): 2086819240

約数和(自身を除く): 690554281

約数列:

[1, 3, 9, 27, 81, 3181, 5419, 9543, 16257, 28629, 48771, 85887, 146313, 257661, 438939, 17237839, 51713517, 155140551, 465421653, 1396264959]

約数ペア:

[(1, 1396264959), (3, 465421653), (9, 155140551), (27, 51713517), (81, 17237839), (3181, 438939), (5419, 257661), (9543, 146313), (16257, 85887), (28629, 48771)]