202881519

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{9679}}^1$

素因数の和:9839

約数の個数: 24

約数和(自身を含む): 312586560

約数和(自身を除く): 109705041

約数列:

[1, 3, 9, 17, 51, 137, 153, 411, 1233, 2329, 6987, 9679, 20961, 29037, 87111, 164543, 493629, 1326023, 1480887, 3978069, 11934207, 22542391, 67627173, 202881519]

約数ペア:

[(1, 202881519), (3, 67627173), (9, 22542391), (17, 11934207), (51, 3978069), (137, 1480887), (153, 1326023), (411, 493629), (1233, 164543), (2329, 87111), (6987, 29037), (9679, 20961)]