217573616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1663}}^1$

素因数の和:1738

約数の個数: 80

約数和(自身を含む): 493968384

約数和(自身を除く): 276394768

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 37, 52, 68, 74, 104, 136, 148, 208, 221, 272, 296, 442, 481, 592, 629, 884, 962, 1258, 1663, 1768, 1924, 2516, 3326, 3536, 3848, 5032, 6652, 7696, 8177, 10064, 13304, 16354, 21619, 26608, 28271, 32708, 43238, 56542, 61531, 65416, 86476, 113084, 123062, 130832, 172952, 226168, 246124, 345904, 367523, 452336, 492248, 735046, 799903, 984496, 1046027, 1470092, 1599806, 2092054, 2940184, 3199612, 4184108, 5880368, 6399224, 8368216, 12798448, 13598351, 16736432, 27196702, 54393404, 108786808, 217573616]

約数ペア:

[(1, 217573616), (2, 108786808), (4, 54393404), (8, 27196702), (13, 16736432), (16, 13598351), (17, 12798448), (26, 8368216), (34, 6399224), (37, 5880368), (52, 4184108), (68, 3199612), (74, 2940184), (104, 2092054), (136, 1599806), (148, 1470092), (208, 1046027), (221, 984496), (272, 799903), (296, 735046), (442, 492248), (481, 452336), (592, 367523), (629, 345904), (884, 246124), (962, 226168), (1258, 172952), (1663, 130832), (1768, 123062), (1924, 113084), (2516, 86476), (3326, 65416), (3536, 61531), (3848, 56542), (5032, 43238), (6652, 32708), (7696, 28271), (8177, 26608), (10064, 21619), (13304, 16354)]