313660496

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{3209}}^1$

素因数の和:3407

約数の個数: 40

約数和(自身を含む): 626913000

約数和(自身を除く): 313252504

約数列:

[1, 2, 4, 8, 16, 41, 82, 149, 164, 298, 328, 596, 656, 1192, 2384, 3209, 6109, 6418, 12218, 12836, 24436, 25672, 48872, 51344, 97744, 131569, 263138, 478141, 526276, 956282, 1052552, 1912564, 2105104, 3825128, 7650256, 19603781, 39207562, 78415124, 156830248, 313660496]

約数ペア:

[(1, 313660496), (2, 156830248), (4, 78415124), (8, 39207562), (16, 19603781), (41, 7650256), (82, 3825128), (149, 2105104), (164, 1912564), (298, 1052552), (328, 956282), (596, 526276), (656, 478141), (1192, 263138), (2384, 131569), (3209, 97744), (6109, 51344), (6418, 48872), (12218, 25672), (12836, 24436)]