30302727

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 51442272

約数和(自身を除く): 21139545

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 101, 147, 157, 273, 303, 471, 637, 707, 1099, 1313, 1911, 2041, 2121, 3297, 3939, 4949, 6123, 7693, 9191, 14287, 14847, 15857, 23079, 27573, 42861, 47571, 64337, 100009, 110999, 193011, 206141, 300027, 332997, 618423, 776993, 1442987, 2330979, 4328961, 10100909, 30302727]

約数ペア:

[(1, 30302727), (3, 10100909), (7, 4328961), (13, 2330979), (21, 1442987), (39, 776993), (49, 618423), (91, 332997), (101, 300027), (147, 206141), (157, 193011), (273, 110999), (303, 100009), (471, 64337), (637, 47571), (707, 42861), (1099, 27573), (1313, 23079), (1911, 15857), (2041, 14847), (2121, 14287), (3297, 9191), (3939, 7693), (4949, 6123)]