73809981

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2621}}^1$

素因数の和:2786

約数の個数: 32

約数和(自身を含む): 125856000

約数和(自身を除く): 52046019

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 447, 1043, 1341, 2621, 3129, 4023, 7863, 9387, 18347, 23589, 28161, 55041, 70767, 165123, 390529, 495369, 1171587, 2733703, 3514761, 8201109, 10544283, 24603327, 73809981]

約数ペア:

[(1, 73809981), (3, 24603327), (7, 10544283), (9, 8201109), (21, 3514761), (27, 2733703), (63, 1171587), (149, 495369), (189, 390529), (447, 165123), (1043, 70767), (1341, 55041), (2621, 28161), (3129, 23589), (4023, 18347), (7863, 9387)]