16205751

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{6899}}^1$

素因数の和:6940

約数の個数: 20

約数和(自身を含む): 25047000

約数和(自身を除く): 8841249

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 6899, 20697, 62091, 186273, 200071, 558819, 600213, 1800639, 5401917, 16205751]

約数ペア:

[(1, 16205751), (3, 5401917), (9, 1800639), (27, 600213), (29, 558819), (81, 200071), (87, 186273), (261, 62091), (783, 20697), (2349, 6899)]