881473347

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{45533}}^1$

素因数の和:45784

約数の個数: 20

約数和(自身を含む): 1322307360

約数和(自身を除く): 440834013

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 6453, 19359, 45533, 136599, 409797, 1229391, 3688173, 10882387, 32647161, 97941483, 293824449, 881473347]

約数ペア:

[(1, 881473347), (3, 293824449), (9, 97941483), (27, 32647161), (81, 10882387), (239, 3688173), (717, 1229391), (2151, 409797), (6453, 136599), (19359, 45533)]