28316169

素因数分解:

$3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1259}}^1$

素因数の和:1299

約数の個数: 48

約数和(自身を含む): 51710400

約数和(自身を除く): 23394231

約数列:

[1, 3, 7, 9, 17, 21, 27, 49, 51, 63, 119, 147, 153, 189, 357, 441, 459, 833, 1071, 1259, 1323, 2499, 3213, 3777, 7497, 8813, 11331, 21403, 22491, 26439, 33993, 61691, 64209, 79317, 149821, 185073, 192627, 237951, 449463, 555219, 577881, 1048747, 1348389, 1665657, 3146241, 4045167, 9438723, 28316169]

約数ペア:

[(1, 28316169), (3, 9438723), (7, 4045167), (9, 3146241), (17, 1665657), (21, 1348389), (27, 1048747), (49, 577881), (51, 555219), (63, 449463), (119, 237951), (147, 192627), (153, 185073), (189, 149821), (357, 79317), (441, 64209), (459, 61691), (833, 33993), (1071, 26439), (1259, 22491), (1323, 21403), (2499, 11331), (3213, 8813), (3777, 7497)]