120639987

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{54269}}^1$

素因数の和:54307

約数の個数: 24

約数和(自身を含む): 197542800

約数和(自身を除く): 76902813

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 54269, 162807, 488421, 705497, 1031111, 2116491, 3093333, 6349473, 9279999, 13404443, 40213329, 120639987]

約数ペア:

[(1, 120639987), (3, 40213329), (9, 13404443), (13, 9279999), (19, 6349473), (39, 3093333), (57, 2116491), (117, 1031111), (171, 705497), (247, 488421), (741, 162807), (2223, 54269)]