1978032906

素因数分解:

$2^1\times 3^3\times {\mathrm{4721}}^1\times {\mathrm{7759}}^1$

素因数の和:12491

約数の個数: 32

約数和(自身を含む): 4397126400

約数和(自身を除く): 2419093494

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 4721, 7759, 9442, 14163, 15518, 23277, 28326, 42489, 46554, 69831, 84978, 127467, 139662, 209493, 254934, 418986, 36630239, 73260478, 109890717, 219781434, 329672151, 659344302, 989016453, 1978032906]

約数ペア:

[(1, 1978032906), (2, 989016453), (3, 659344302), (6, 329672151), (9, 219781434), (18, 109890717), (27, 73260478), (54, 36630239), (4721, 418986), (7759, 254934), (9442, 209493), (14163, 139662), (15518, 127467), (23277, 84978), (28326, 69831), (42489, 46554)]