8666865

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1493}}^1$

素因数の和:1550

約数の個数: 32

約数和(自身を含む): 15776640

約数和(自身を除く): 7109775

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1493, 1935, 4479, 5805, 7465, 13437, 22395, 40311, 64199, 67185, 192597, 201555, 320995, 577791, 962985, 1733373, 2888955, 8666865]

約数ペア:

[(1, 8666865), (3, 2888955), (5, 1733373), (9, 962985), (15, 577791), (27, 320995), (43, 201555), (45, 192597), (129, 67185), (135, 64199), (215, 40311), (387, 22395), (645, 13437), (1161, 7465), (1493, 5805), (1935, 4479)]