55255221

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{18661}}^1$

素因数の和:18721

約数の個数: 24

約数和(自身を含む): 93160704

約数和(自身を除く): 37905483

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 18661, 55983, 130627, 167949, 391881, 877067, 1175643, 2631201, 6139469, 7893603, 18418407, 55255221]

約数ペア:

[(1, 55255221), (3, 18418407), (7, 7893603), (9, 6139469), (21, 2631201), (47, 1175643), (63, 877067), (141, 391881), (329, 167949), (423, 130627), (987, 55983), (2961, 18661)]