1388896894

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{219971}}^1$

素因数の和:220032

約数の個数: 32

約数和(自身を含む): 2660781312

約数和(自身を除く): 1271884418

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 154, 287, 451, 574, 902, 3157, 6314, 219971, 439942, 1539797, 2419681, 3079594, 4839362, 9018811, 16937767, 18037622, 33875534, 63131677, 99206921, 126263354, 198413842, 694448447, 1388896894]

約数ペア:

[(1, 1388896894), (2, 694448447), (7, 198413842), (11, 126263354), (14, 99206921), (22, 63131677), (41, 33875534), (77, 18037622), (82, 16937767), (154, 9018811), (287, 4839362), (451, 3079594), (574, 2419681), (902, 1539797), (3157, 439942), (6314, 219971)]