258378344

素因数分解:

$2^3\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{4519}}^1$

素因数の和:5553

約数の個数: 32

約数和(自身を含む): 554332800

約数和(自身を除く): 295954456

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1021, 2042, 4084, 4519, 7147, 8168, 9038, 14294, 18076, 28588, 31633, 36152, 57176, 63266, 126532, 253064, 4613899, 9227798, 18455596, 32297293, 36911192, 64594586, 129189172, 258378344]

約数ペア:

[(1, 258378344), (2, 129189172), (4, 64594586), (7, 36911192), (8, 32297293), (14, 18455596), (28, 9227798), (56, 4613899), (1021, 253064), (2042, 126532), (4084, 63266), (4519, 57176), (7147, 36152), (8168, 31633), (9038, 28588), (14294, 18076)]