138657181456

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{193}}^1\times {\mathrm{248077}}^1$

素因数の和:248459

約数の個数: 40

約数和(自身を含む): 271533278744

約数和(自身を除く): 132876097288

約数列:

[1, 2, 4, 8, 16, 181, 193, 362, 386, 724, 772, 1448, 1544, 2896, 3088, 34933, 69866, 139732, 248077, 279464, 496154, 558928, 992308, 1984616, 3969232, 44901937, 47878861, 89803874, 95757722, 179607748, 191515444, 359215496, 383030888, 718430992, 766061776, 8666073841, 17332147682, 34664295364, 69328590728, 138657181456]

約数ペア:

[(1, 138657181456), (2, 69328590728), (4, 34664295364), (8, 17332147682), (16, 8666073841), (181, 766061776), (193, 718430992), (362, 383030888), (386, 359215496), (724, 191515444), (772, 179607748), (1448, 95757722), (1544, 89803874), (2896, 47878861), (3088, 44901937), (34933, 3969232), (69866, 1984616), (139732, 992308), (248077, 558928), (279464, 496154)]