13285559

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{461}}^1$

素因数の和:670

約数の個数: 16

約数和(自身を含む): 15966720

約数和(自身を除く): 2681161

約数列:

[1, 7, 23, 161, 179, 461, 1253, 3227, 4117, 10603, 28819, 74221, 82519, 577633, 1897937, 13285559]

約数ペア:

[(1, 13285559), (7, 1897937), (23, 577633), (161, 82519), (179, 74221), (461, 28819), (1253, 10603), (3227, 4117)]