198488864

素因数分解:

$2^5\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2539}}^1$

素因数の和:2905

約数の個数: 48

約数和(自身を含む): 448056000

約数和(自身を除く): 249567136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 349, 698, 1396, 2443, 2539, 2792, 4886, 5078, 5584, 9772, 10156, 11168, 17773, 19544, 20312, 35546, 39088, 40624, 71092, 78176, 81248, 142184, 284368, 568736, 886111, 1772222, 3544444, 6202777, 7088888, 12405554, 14177776, 24811108, 28355552, 49622216, 99244432, 198488864]

約数ペア:

[(1, 198488864), (2, 99244432), (4, 49622216), (7, 28355552), (8, 24811108), (14, 14177776), (16, 12405554), (28, 7088888), (32, 6202777), (56, 3544444), (112, 1772222), (224, 886111), (349, 568736), (698, 284368), (1396, 142184), (2443, 81248), (2539, 78176), (2792, 71092), (4886, 40624), (5078, 39088), (5584, 35546), (9772, 20312), (10156, 19544), (11168, 17773)]