28954898

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{547}}^1$

素因数の和:774

約数の個数: 32

約数和(自身を含む): 52608000

約数和(自身を除く): 23653102

約数列:

[1, 2, 7, 14, 19, 38, 133, 199, 266, 398, 547, 1094, 1393, 2786, 3781, 3829, 7562, 7658, 10393, 20786, 26467, 52934, 72751, 108853, 145502, 217706, 761971, 1523942, 2068207, 4136414, 14477449, 28954898]

約数ペア:

[(1, 28954898), (2, 14477449), (7, 4136414), (14, 2068207), (19, 1523942), (38, 761971), (133, 217706), (199, 145502), (266, 108853), (398, 72751), (547, 52934), (1094, 26467), (1393, 20786), (2786, 10393), (3781, 7658), (3829, 7562)]