1399689747

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{1373}}^1\times {\mathrm{2221}}^1$

素因数の和:3620

約数の個数: 32

約数和(自身を含む): 2198180160

約数和(自身を除く): 798490413

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 1373, 2221, 4119, 6663, 12357, 19989, 23341, 37071, 37757, 59967, 70023, 113271, 210069, 339813, 630207, 1019439, 3049433, 9148299, 27444897, 51840361, 82334691, 155521083, 466563249, 1399689747]

約数ペア:

[(1, 1399689747), (3, 466563249), (9, 155521083), (17, 82334691), (27, 51840361), (51, 27444897), (153, 9148299), (459, 3049433), (1373, 1019439), (2221, 630207), (4119, 339813), (6663, 210069), (12357, 113271), (19989, 70023), (23341, 59967), (37071, 37757)]