391396054

素因数分解:

$2^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1\times {\mathrm{743}}^1$

素因数の和:1140

約数の個数: 32

約数和(自身を含む): 678813696

約数和(自身を除く): 287417642

約数列:

[1, 2, 7, 14, 191, 197, 382, 394, 743, 1337, 1379, 1486, 2674, 2758, 5201, 10402, 37627, 75254, 141913, 146371, 263389, 283826, 292742, 526778, 993391, 1024597, 1986782, 2049194, 27956861, 55913722, 195698027, 391396054]

約数ペア:

[(1, 391396054), (2, 195698027), (7, 55913722), (14, 27956861), (191, 2049194), (197, 1986782), (382, 1024597), (394, 993391), (743, 526778), (1337, 292742), (1379, 283826), (1486, 263389), (2674, 146371), (2758, 141913), (5201, 75254), (10402, 37627)]