39785013

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{16937}}^1$

素因数の和:16978

約数の個数: 20

約数和(自身を含む): 61484940

約数和(自身を除く): 21699927

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 16937, 50811, 152433, 457299, 491173, 1371897, 1473519, 4420557, 13261671, 39785013]

約数ペア:

[(1, 39785013), (3, 13261671), (9, 4420557), (27, 1473519), (29, 1371897), (81, 491173), (87, 457299), (261, 152433), (783, 50811), (2349, 16937)]