538338723

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{38237}}^1$

素因数の和:38291

約数の個数: 24

約数和(自身を含む): 815845968

約数和(自身を除く): 277507245

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 4693, 14079, 38237, 114711, 497081, 726503, 1491243, 2179509, 9444539, 13803557, 28333617, 41410671, 179446241, 538338723]

約数ペア:

[(1, 538338723), (3, 179446241), (13, 41410671), (19, 28333617), (39, 13803557), (57, 9444539), (247, 2179509), (361, 1491243), (741, 726503), (1083, 497081), (4693, 114711), (14079, 38237)]