28014759

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 47174400

約数和(自身を除く): 19159641

約数列:

[1, 3, 9, 17, 19, 23, 51, 57, 69, 153, 171, 207, 323, 391, 419, 437, 969, 1173, 1257, 1311, 2907, 3519, 3771, 3933, 7123, 7429, 7961, 9637, 21369, 22287, 23883, 28911, 64107, 66861, 71649, 86733, 135337, 163829, 183103, 406011, 491487, 549309, 1218033, 1474461, 1647927, 3112751, 9338253, 28014759]

約数ペア:

[(1, 28014759), (3, 9338253), (9, 3112751), (17, 1647927), (19, 1474461), (23, 1218033), (51, 549309), (57, 491487), (69, 406011), (153, 183103), (171, 163829), (207, 135337), (323, 86733), (391, 71649), (419, 66861), (437, 64107), (969, 28911), (1173, 23883), (1257, 22287), (1311, 21369), (2907, 9637), (3519, 7961), (3771, 7429), (3933, 7123)]