64443554

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 119822976

約数和(自身を除く): 55379422

約数列:

[1, 2, 7, 14, 19, 38, 41, 82, 133, 266, 287, 311, 361, 574, 622, 722, 779, 1558, 2177, 2527, 4354, 5054, 5453, 5909, 10906, 11818, 12751, 14801, 25502, 29602, 41363, 82726, 89257, 103607, 112271, 178514, 207214, 224542, 242269, 484538, 785897, 1571794, 1695883, 3391766, 4603111, 9206222, 32221777, 64443554]

約数ペア:

[(1, 64443554), (2, 32221777), (7, 9206222), (14, 4603111), (19, 3391766), (38, 1695883), (41, 1571794), (82, 785897), (133, 484538), (266, 242269), (287, 224542), (311, 207214), (361, 178514), (574, 112271), (622, 103607), (722, 89257), (779, 82726), (1558, 41363), (2177, 29602), (2527, 25502), (4354, 14801), (5054, 12751), (5453, 11818), (5909, 10906)]