200917989

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{43517}}^1$

素因数の和:43551

約数の個数: 24

約数和(自身を含む): 316811040

約数和(自身を除く): 115893051

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 43517, 130551, 391653, 826823, 1174959, 2480469, 3524877, 7441407, 10574631, 22324221, 66972663, 200917989]

約数ペア:

[(1, 200917989), (3, 66972663), (9, 22324221), (19, 10574631), (27, 7441407), (57, 3524877), (81, 2480469), (171, 1174959), (243, 826823), (513, 391653), (1539, 130551), (4617, 43517)]