81976552

素因数分解:

$2^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{13681}}^1$

素因数の和:13801

約数の個数: 32

約数和(自身を含む): 177318720

約数和(自身を除く): 95342168

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 107, 214, 428, 749, 856, 1498, 2996, 5992, 13681, 27362, 54724, 95767, 109448, 191534, 383068, 766136, 1463867, 2927734, 5855468, 10247069, 11710936, 20494138, 40988276, 81976552]

約数ペア:

[(1, 81976552), (2, 40988276), (4, 20494138), (7, 11710936), (8, 10247069), (14, 5855468), (28, 2927734), (56, 1463867), (107, 766136), (214, 383068), (428, 191534), (749, 109448), (856, 95767), (1498, 54724), (2996, 27362), (5992, 13681)]