47371473

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{2447}}^1$

素因数の和:2698

約数の個数: 20

約数和(自身を含む): 71089920

約数和(自身を除く): 23718447

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 2447, 6453, 7341, 19359, 22023, 66069, 198207, 584833, 1754499, 5263497, 15790491, 47371473]

約数ペア:

[(1, 47371473), (3, 15790491), (9, 5263497), (27, 1754499), (81, 584833), (239, 198207), (717, 66069), (2151, 22023), (2447, 19359), (6453, 7341)]