279967653

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{523}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 480654720

約数和(自身を除く): 200687067

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 293, 523, 609, 879, 1569, 1827, 2051, 2637, 3661, 4707, 6153, 8497, 10983, 15167, 18459, 25491, 32949, 45501, 59479, 76473, 106169, 136503, 153239, 178437, 318507, 459717, 535311, 955521, 1072673, 1379151, 3218019, 4443931, 9654057, 13331793, 31107517, 39995379, 93322551, 279967653]

約数ペア:

[(1, 279967653), (3, 93322551), (7, 39995379), (9, 31107517), (21, 13331793), (29, 9654057), (63, 4443931), (87, 3218019), (203, 1379151), (261, 1072673), (293, 955521), (523, 535311), (609, 459717), (879, 318507), (1569, 178437), (1827, 153239), (2051, 136503), (2637, 106169), (3661, 76473), (4707, 59479), (6153, 45501), (8497, 32949), (10983, 25491), (15167, 18459)]