128680542

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{33563}}^1$

素因数の和:33645

約数の個数: 32

約数和(自身を含む): 289992960

約数和(自身を除く): 161312418

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 33563, 67126, 100689, 201378, 302067, 604134, 906201, 1812402, 2382973, 4765946, 7148919, 14297838, 21446757, 42893514, 64340271, 128680542]

約数ペア:

[(1, 128680542), (2, 64340271), (3, 42893514), (6, 21446757), (9, 14297838), (18, 7148919), (27, 4765946), (54, 2382973), (71, 1812402), (142, 906201), (213, 604134), (426, 302067), (639, 201378), (1278, 100689), (1917, 67126), (3834, 33563)]