61405988

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{16741}}^1$

素因数の和:16883

約数の個数: 24

約数和(自身を含む): 123756864

約数和(自身を除く): 62350876

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 16741, 33482, 66964, 117187, 234374, 468748, 2193071, 4386142, 8772284, 15351497, 30702994, 61405988]

約数ペア:

[(1, 61405988), (2, 30702994), (4, 15351497), (7, 8772284), (14, 4386142), (28, 2193071), (131, 468748), (262, 234374), (524, 117187), (917, 66964), (1834, 33482), (3668, 16741)]