388034254

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 612864000

約数和(自身を除く): 224829746

約数列:

[1, 2, 31, 62, 79, 158, 227, 349, 454, 698, 2449, 4898, 7037, 10819, 14074, 17933, 21638, 27571, 35866, 55142, 79223, 158446, 555923, 854701, 1111846, 1709402, 2455913, 4911826, 6258617, 12517234, 194017127, 388034254]

約数ペア:

[(1, 388034254), (2, 194017127), (31, 12517234), (62, 6258617), (79, 4911826), (158, 2455913), (227, 1709402), (349, 1111846), (454, 854701), (698, 555923), (2449, 158446), (4898, 79223), (7037, 55142), (10819, 35866), (14074, 27571), (17933, 21638)]