81188954

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1289}}^1$

素因数の和:1718

約数の個数: 32

約数和(自身を含む): 152323200

約数和(自身を除く): 71134246

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 409, 818, 1289, 2578, 2863, 4499, 5726, 8998, 9023, 14179, 18046, 28358, 31493, 62986, 99253, 198506, 527201, 1054402, 3690407, 5799211, 7380814, 11598422, 40594477, 81188954]

約数ペア:

[(1, 81188954), (2, 40594477), (7, 11598422), (11, 7380814), (14, 5799211), (22, 3690407), (77, 1054402), (154, 527201), (409, 198506), (818, 99253), (1289, 62986), (2578, 31493), (2863, 28358), (4499, 18046), (5726, 14179), (8998, 9023)]