399085212

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{253871}}^1$

素因数の和:254009

約数の個数: 24

約数和(自身を含む): 938310912

約数和(自身を除く): 539225700

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 253871, 507742, 761613, 1015484, 1523226, 3046452, 33257101, 66514202, 99771303, 133028404, 199542606, 399085212]

約数ペア:

[(1, 399085212), (2, 199542606), (3, 133028404), (4, 99771303), (6, 66514202), (12, 33257101), (131, 3046452), (262, 1523226), (393, 1015484), (524, 761613), (786, 507742), (1572, 253871)]