28992405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{947}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 50327424

約数和(自身を除く): 21335019

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 785, 947, 2041, 2355, 2841, 4735, 6123, 10205, 12311, 14205, 30615, 36933, 61555, 148679, 184665, 446037, 743395, 1932827, 2230185, 5798481, 9664135, 28992405]

約数ペア:

[(1, 28992405), (3, 9664135), (5, 5798481), (13, 2230185), (15, 1932827), (39, 743395), (65, 446037), (157, 184665), (195, 148679), (471, 61555), (785, 36933), (947, 30615), (2041, 14205), (2355, 12311), (2841, 10205), (4735, 6123)]