218675436

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{371897}}^1$

素因数の和:371918

約数の個数: 36

約数和(自身を含む): 593549208

約数和(自身を除く): 374873772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 371897, 743794, 1115691, 1487588, 2231382, 2603279, 4462764, 5206558, 7809837, 10413116, 15619674, 18222953, 31239348, 36445906, 54668859, 72891812, 109337718, 218675436]

約数ペア:

[(1, 218675436), (2, 109337718), (3, 72891812), (4, 54668859), (6, 36445906), (7, 31239348), (12, 18222953), (14, 15619674), (21, 10413116), (28, 7809837), (42, 5206558), (49, 4462764), (84, 2603279), (98, 2231382), (147, 1487588), (196, 1115691), (294, 743794), (588, 371897)]