16939845

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1259}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 33022080

約数和(自身を除く): 16082235

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1259, 1495, 2691, 3777, 4485, 6295, 11331, 13455, 16367, 18885, 28957, 49101, 56655, 81835, 86871, 144785, 147303, 245505, 260613, 376441, 434355, 736515, 1129323, 1303065, 1882205, 3387969, 5646615, 16939845]

約数ペア:

[(1, 16939845), (3, 5646615), (5, 3387969), (9, 1882205), (13, 1303065), (15, 1129323), (23, 736515), (39, 434355), (45, 376441), (65, 260613), (69, 245505), (115, 147303), (117, 144785), (195, 86871), (207, 81835), (299, 56655), (345, 49101), (585, 28957), (897, 18885), (1035, 16367), (1259, 13455), (1495, 11331), (2691, 6295), (3777, 4485)]