538908561

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{4289}}^1$

素因数の和:4925

約数の個数: 24

約数和(自身を含む): 813795840

約数和(自身を除く): 274887279

約数列:

[1, 3, 9, 23, 69, 207, 607, 1821, 4289, 5463, 12867, 13961, 38601, 41883, 98647, 125649, 295941, 887823, 2603423, 7810269, 23430807, 59878729, 179636187, 538908561]

約数ペア:

[(1, 538908561), (3, 179636187), (9, 59878729), (23, 23430807), (69, 7810269), (207, 2603423), (607, 887823), (1821, 295941), (4289, 125649), (5463, 98647), (12867, 41883), (13961, 38601)]