31407964

素因数分解:

$2^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{2153}}^1$

素因数の和:2685

約数の個数: 24

約数和(自身を含む): 62965728

約数和(自身を除く): 31557764

約数列:

[1, 2, 4, 7, 14, 28, 521, 1042, 2084, 2153, 3647, 4306, 7294, 8612, 14588, 15071, 30142, 60284, 1121713, 2243426, 4486852, 7851991, 15703982, 31407964]

約数ペア:

[(1, 31407964), (2, 15703982), (4, 7851991), (7, 4486852), (14, 2243426), (28, 1121713), (521, 60284), (1042, 30142), (2084, 15071), (2153, 14588), (3647, 8612), (4306, 7294)]