131065144

素因数分解:

$2^3\times 7^1\times {\mathrm{281}}^1\times {\mathrm{8329}}^1$

素因数の和:8623

約数の個数: 32

約数和(自身を含む): 281887200

約数和(自身を除く): 150822056

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 281, 562, 1124, 1967, 2248, 3934, 7868, 8329, 15736, 16658, 33316, 58303, 66632, 116606, 233212, 466424, 2340449, 4680898, 9361796, 16383143, 18723592, 32766286, 65532572, 131065144]

約数ペア:

[(1, 131065144), (2, 65532572), (4, 32766286), (7, 18723592), (8, 16383143), (14, 9361796), (28, 4680898), (56, 2340449), (281, 466424), (562, 233212), (1124, 116606), (1967, 66632), (2248, 58303), (3934, 33316), (7868, 16658), (8329, 15736)]